Discover Sukayu Onsen at the foot of Mount Hakkoda in Aomori Prefecture. Learn about Hiba Sennin Buro, the milky strong-acid sulfur spring, mixed bathing, snow views, and winter access.
Published: Jun 28, 2026
Discover Sukayu Onsen at the foot of Mount Hakkoda in Aomori Prefecture. Learn about Hiba Sennin Buro, the milky strong-acid sulfur spring, mixed bathing, snow views, and winter access.
Published: Jun 28, 2026
Sukayu Onsen is an inn-style hot spring in Aomori City, Aomori Prefecture, at the foot of Mount Hakkoda and at an elevation of about 900m. It is known for its spacious board-floor public bath, Hiba Sennin Buro, built entirely of Japanese cypress, and for its milky, strongly acidic sulfur spring. It is also famous for being in one of Japan's snowiest regions. In the midst of Hakkoda's nature, it is a hot spring area where you can soak while surrounded by snow.
In short, the character of Sukayu Onsen can be summed up in three points: Hiba Sennin Buro, built entirely of Japanese cypress; a milky strong-acid sulfur spring; and Hakkoda's heavy snow and nature. The water is said to be an acidic sulfur spring with a sour taste, which is the source of the milky color. At the same time, it is important to remember from the outset that it can also be irritating to the skin. This article explains what kind of hot spring area Sukayu Onsen is, what Hiba Sennin Buro is like, why the water is white and strongly acidic, how mixed bathing is managed today, the heavy snow and snow-viewing scenery, Hakkoda's natural attractions, and access from Aomori and Shin-Aomori, along with winter precautions, based on official tourism information for Sukayu Onsen and Aomori. For the scientific classification of spring types, please see Guide to Onsen Spring Types. Here, we focus specifically on Sukayu Onsen.
This article provides general information and does not guarantee any specific benefits or health effects. Mixed bathing, women-only hours, the handling of bathing wear, prices, bus schedules, and winter access are subject to change, and descriptions may vary depending on the source. Please be sure to check official information before visiting. Strong-acid water can be harsh on the skin, so keep bathing brief and splash yourself with hot water before and after entering. Sulfur springs can generate hydrogen sulfide gas, so please pay attention to ventilation in the bath area and avoid staying there for too long.
Sukayu Onsen is a hot spring area located at high elevation in the southern part of Aomori City, Aomori Prefecture, at the foot of Mount Hakkoda. It is said to be at an altitude of about 900m, and rather than a lively hot spring town, it has the character of a lone inn set amid Hakkoda's nature. If you visit expecting shopping streets or food strolling, the impression will be quite different. It is easier to understand if you think of it as a hot spring area visited for the water, the nature, and the snow.
It is also known as a long-established therapeutic bathing destination, and is sometimes introduced as one of the first designated national health hot spring resorts in 1954. However, because this "first" designation is treated differently depending on the source, we refrain from making a definitive statement here and ask you to confirm the exact designation process through official guidance. In any case, it is a hot spring area with a long history as a place for therapeutic bathing.
Because of its high elevation and heavy snowfall, its seasonal character changes dramatically. In summer, it serves as a base for hiking and trekking in Hakkoda, while in winter it attracts visitors who want to see some of Japan's deepest snow and its famous frost-covered trees up close. A trip to Sukayu Onsen alone does not define the experience; the season and the purpose of your visit are the starting points for planning.
The symbol of Sukayu Onsen is Hiba Sennin Buro, the large public bath built entirely of Japanese cypress. It is a plank-floored space lavishly made with Aomori hiba cypress and is known for its vast size, said to be about 160 tatami mats. With several bathtubs arranged in a wide, open bath area with few pillars or partitions, it has a unique atmosphere filled with the texture of wood and steam. The abundance of hot water and the spaciousness of the room are the highlights of this bath.
Hiba Sennin Buro has traditionally been known as a mixed-bathing bath. However, whether women-only hours are provided, whether bathing wear is permitted, and how towels are handled may change depending on the period and the facility's policy. If you are uneasy about mixed bathing, it is best to check the official information in advance, including whether women-only hours or another bath are available. For bathing clothes and manners when actually entering a mixed-bathing onsen, and for the concept of women-only hours, see Mixed Bathing Today. First-time visitors should read it as well.
Because of the water's strongly acidic sulfur content, even in Hiba Sennin Buro it is best to keep bathing brief and to splash yourself with hot water before and after entering. The bath is so spacious and open that it is easy to stay in too long, but since the water is quite stimulating, it is safer to bathe while paying attention to your physical condition.
The water at Sukayu Onsen is said to be a milky, strongly acidic sulfur spring. The sulfur components in the water become fine particles as air, temperature, and pressure change, scattering light and making the water appear milky. At the same time, because of its strong acidity, it may taste sour if you put it in your mouth, and that is also reflected in the name Sukayu. The combination of milkiness and sourness is the easiest way to recognize the water's character.
The mechanism behind the milky appearance is explained in detail in Milky White Onsen, while the characteristics of sulfur-induced cloudiness and its distinctive smell are summarized in Sulfur Spring. Common features of strongly acidic waters and precautions for bathing are collected in Acidic Onsen. To understand Sukayu Onsen, it is useful to remember that the water combines three elements: milkiness, sulfur, and strong acidity.
What matters here is that strongly acidic water can sometimes be harsh on the skin. Avoid long bathing sessions and keep your soak short, and be sure to help your body adjust to the water and rinse off with hot water before and after entering. If your skin is sensitive or you have wounds, do not force yourself; if you are worried, it is better to refrain from bathing or consult the facility. It is also worth remembering that whiteness or strong sourness does not directly indicate superior quality or special benefits. Since sulfur springs can generate hydrogen sulfide gas, it is also wise to pay a little attention to ventilation in the bath area.
Another major characteristic of Sukayu Onsen is the heavy snowfall, said to be among the deepest in Japan. Because of its location at the foot of Mount Hakkoda, the area is covered in deep snow in winter, and many visitors come for the chance to enjoy snow-view bathing surrounded by snow. For more on how to enjoy a snow-view bath and what to watch for in winter, see Snow-View Bathing.
There are many natural highlights in the surrounding area that are unique to Hakkoda. From summer through autumn, places like Suiren-numa are known for wetland and pond scenery reflecting the Hakkoda mountains, and in winter the frost-covered trees around the Hakkoda Ropeway are a famous attraction. The appeal of this hot spring area lies not only in the baths but also in the seasonal natural scenery of Hakkoda. However, whether you can reach these spots and how long it takes depends greatly on the season, weather, and operating conditions, so be sure to check official information before making plans.
On the other hand, being in a heavy-snow region greatly raises the difficulty of winter travel. Road conditions and bus service are affected by snowfall and icy roads, so if you are visiting in winter for snow views or frost-covered trees, you need to prepare your travel plans, equipment, and cold-weather gear carefully. It is best to think of Sukayu Onsen as a place whose appearance changes greatly with the seasons.
Sukayu Onsen is often planned together with Hakkoda's nature and nearby sights. Since all of them are at high elevation and access conditions change with the season and weather, you should also consider travel time and feasibility. The quick table below summarizes Sukayu Onsen and nearby highlights by location, features, and approximate travel time. Actual time and operations vary greatly depending on route and season, so please confirm the latest information officially.
| Place | Features | Approx. time from Sukayu Onsen |
|---|---|---|
| Sukayu Onsen (inn and day-use bathing) | About 900m above sea level. Known for Hiba Sennin Buro, built entirely of Japanese cypress, and the milky strong-acid sulfur spring | Center of the stay |
| Hiba Sennin Buro | A large public bath said to be about 160 tatami mats, built entirely of Japanese cypress. Traditionally mixed bathing (check current operation) | Inside the building |
| Suiren-numa | Wetland and pond scenery reflecting the Hakkoda mountains. Best from summer to autumn | A few minutes by car, depending on season and road conditions |
| Frost-covered trees around the Hakkoda Ropeway | A winter specialty. Strongly affected by operations and weather | Travel by car or bus, depending on winter route |
This table is only a guide, and travel around the area is strongly affected by weather and seasonal operations. Especially in winter, some roads and bus services are restricted, so if you plan to visit multiple spots together, it is wise to check the operating calendar and road information first.
The main gateway to Sukayu Onsen is the Aomori and Shin-Aomori area. Bus routes from Aomori Station or Shin-Aomori Station toward the foot of Hakkoda are well known, but travel time, frequency, and operating periods vary greatly depending on the route, schedule, and season, so be sure to check official information for the latest details. If you go by car, you will still need to drive through mountain sections at high elevation, and in winter, preparation for snow and icy roads is essential.
One thing to keep in mind is that Sukayu Onsen is in one of Japan's heaviest snowfall regions, so access is often restricted in winter. Snowfall affects road conditions and bus operations, and depending on the season, routes and time slots may be limited. While winter brings the enjoyment of snow views and frost-covered trees, it is also a season when the difficulty of travel increases. If you are worried about access or are visiting for the first time, it is easier to plan if you choose a time of year when service is more stable.
It is popular to combine the visit with Hakkoda's natural attractions, but travel conditions change easily with the seasons. Rather than trying to fit in too much, it is better to secure enough time to slowly soak in Sukayu Onsen's milky water and truly feel what makes this hot spring area special. If you are looking for bathing facilities in Sukayu Onsen and the surrounding area, we also provide a Facility List that lets you narrow down by area and conditions.
Sukayu Onsen is suited to people who value the atmosphere of a historic therapeutic bathing destination more than convenience, who want to fully enjoy a spacious bath built entirely of Japanese cypress and a milky strong-acid sulfur spring, and who want to spend time quietly in Hakkoda's nature. Enjoying snow-view bathing surrounded by snow, summer Suiren-numa, and winter frost-covered trees is an experience unique to this hot spring area. On the other hand, if you expect a lively hot spring town or easy access, the inconvenience of the location and seasonal restrictions may stand out.
If it is your first visit, you will be less likely to be disappointed if you organize in advance not only the impression of the milky water and sour taste, but also the ease of access by season, how mixed bathing and women-only hours are managed, and whether your skin is compatible with the strongly acidic water. If you want to compare famous hot springs across Japan, also see Japan's Famous Onsen Ranking.
Hiba Sennin Buro is traditionally known as a mixed-bathing bath. However, whether women-only hours are provided and whether bathing wear is allowed can change depending on the period and the facility's policy. If you are uneasy about mixed bathing, be sure to check the official information before visiting, including whether women-only hours or another bath are available. For bathing clothes and manners when actually entering a mixed-bathing bath, see Mixed Bathing Today.
It is said to be a milky, strongly acidic sulfur spring. The sulfur components in the water become fine particles and make it appear milky, and because of the strong acidity, it may taste sour. Strong-acid water can be harsh on the skin, so keep bathing brief and splash yourself with hot water before and after entering. You can check the mechanism in Milky White Onsen, Sulfur Spring, and Acidic Onsen.
Because strongly acidic water can sometimes be harsh on the skin, avoid long bathing sessions and keep your soak short. It is also a good idea to help your body adjust to the water and rinse off with hot water before and after entering. If your skin is sensitive or you have wounds, do not force yourself; if you are worried, refrain from bathing or consult the facility. Sulfur springs can generate hydrogen sulfide gas, so pay attention to ventilation in the bath area, and if you feel unwell, do not force yourself and move to another place.
It is sometimes introduced as one of the first designated national health hot spring resorts in 1954. However, because the "first" designation is handled differently depending on the source, we do not make a definitive statement here. Please confirm the exact designation process and position through official tourism or government information. What is consistently said is that it has a long history as a therapeutic bathing destination.
Sukayu Onsen is in one of Japan's heaviest snowfall regions, and in winter, snowfall may restrict road conditions and bus service. It is a season when you can enjoy snow views and frost-covered trees, but travel becomes more difficult. If you go by car, preparation for snow and icy roads, as well as cold-weather gear, is essential. If you are worried about access, choose a time when service is more stable and check the operating status officially before departure.
Sukayu Onsen is an inn-style hot spring area that springs up at about 900m above sea level at the foot of Mount Hakkoda in Aomori Prefecture. Its major attractions are Hiba Sennin Buro, a large public bath built entirely of Japanese cypress, a milky strongly acidic sulfur spring, and the heavy snowfall and nature of Hakkoda. It is sometimes introduced as one of the first national health hot spring resorts, but because the interpretation varies, it should be taken as a reference point. It is also distinctive because you can combine your visit with seasonal nature such as Suiren-numa and frost-covered trees.
For travelers, while you can enjoy the milky strong-acid sulfur spring, the water may be quite stimulating, so short bathing sessions and splashing yourself with hot water are recommended. Hiba Sennin Buro is traditionally mixed bathing, and since women-only hours and the handling of bathing wear vary by season, it is safest to check the official information before visiting. Prices, bus schedules, and winter access also change easily, so checking official information before planning will help avoid mistakes. For those seeking the atmosphere of a historic therapeutic bathing destination and Hakkoda's nature, Sukayu Onsen is a strong contender. For the overall picture of spring types, please see Guide to Onsen Spring Types.
Sukayu Onsen is an inn-style hot spring in Aomori City, Aomori Prefecture, at the foot of Mount Hakkoda and at an elevation of about 900m. It is known for its spacious board-floor public bath, Hiba Sennin Buro, built entirely of Japanese cypress, and for its milky, strongly acidic sulfur spring. It is also famous for being in one of Japan's snowiest regions. In the midst of Hakkoda's nature, it is a hot spring area where you can soak while surrounded by snow.
In short, the character of Sukayu Onsen can be summed up in three points: Hiba Sennin Buro, built entirely of Japanese cypress; a milky strong-acid sulfur spring; and Hakkoda's heavy snow and nature. The water is said to be an acidic sulfur spring with a sour taste, which is the source of the milky color. At the same time, it is important to remember from the outset that it can also be irritating to the skin. This article explains what kind of hot spring area Sukayu Onsen is, what Hiba Sennin Buro is like, why the water is white and strongly acidic, how mixed bathing is managed today, the heavy snow and snow-viewing scenery, Hakkoda's natural attractions, and access from Aomori and Shin-Aomori, along with winter precautions, based on official tourism information for Sukayu Onsen and Aomori. For the scientific classification of spring types, please see Guide to Onsen Spring Types. Here, we focus specifically on Sukayu Onsen.
This article provides general information and does not guarantee any specific benefits or health effects. Mixed bathing, women-only hours, the handling of bathing wear, prices, bus schedules, and winter access are subject to change, and descriptions may vary depending on the source. Please be sure to check official information before visiting. Strong-acid water can be harsh on the skin, so keep bathing brief and splash yourself with hot water before and after entering. Sulfur springs can generate hydrogen sulfide gas, so please pay attention to ventilation in the bath area and avoid staying there for too long.
Sukayu Onsen is a hot spring area located at high elevation in the southern part of Aomori City, Aomori Prefecture, at the foot of Mount Hakkoda. It is said to be at an altitude of about 900m, and rather than a lively hot spring town, it has the character of a lone inn set amid Hakkoda's nature. If you visit expecting shopping streets or food strolling, the impression will be quite different. It is easier to understand if you think of it as a hot spring area visited for the water, the nature, and the snow.
It is also known as a long-established therapeutic bathing destination, and is sometimes introduced as one of the first designated national health hot spring resorts in 1954. However, because this "first" designation is treated differently depending on the source, we refrain from making a definitive statement here and ask you to confirm the exact designation process through official guidance. In any case, it is a hot spring area with a long history as a place for therapeutic bathing.
Because of its high elevation and heavy snowfall, its seasonal character changes dramatically. In summer, it serves as a base for hiking and trekking in Hakkoda, while in winter it attracts visitors who want to see some of Japan's deepest snow and its famous frost-covered trees up close. A trip to Sukayu Onsen alone does not define the experience; the season and the purpose of your visit are the starting points for planning.
The symbol of Sukayu Onsen is Hiba Sennin Buro, the large public bath built entirely of Japanese cypress. It is a plank-floored space lavishly made with Aomori hiba cypress and is known for its vast size, said to be about 160 tatami mats. With several bathtubs arranged in a wide, open bath area with few pillars or partitions, it has a unique atmosphere filled with the texture of wood and steam. The abundance of hot water and the spaciousness of the room are the highlights of this bath.
Hiba Sennin Buro has traditionally been known as a mixed-bathing bath. However, whether women-only hours are provided, whether bathing wear is permitted, and how towels are handled may change depending on the period and the facility's policy. If you are uneasy about mixed bathing, it is best to check the official information in advance, including whether women-only hours or another bath are available. For bathing clothes and manners when actually entering a mixed-bathing onsen, and for the concept of women-only hours, see Mixed Bathing Today. First-time visitors should read it as well.
Because of the water's strongly acidic sulfur content, even in Hiba Sennin Buro it is best to keep bathing brief and to splash yourself with hot water before and after entering. The bath is so spacious and open that it is easy to stay in too long, but since the water is quite stimulating, it is safer to bathe while paying attention to your physical condition.
The water at Sukayu Onsen is said to be a milky, strongly acidic sulfur spring. The sulfur components in the water become fine particles as air, temperature, and pressure change, scattering light and making the water appear milky. At the same time, because of its strong acidity, it may taste sour if you put it in your mouth, and that is also reflected in the name Sukayu. The combination of milkiness and sourness is the easiest way to recognize the water's character.
The mechanism behind the milky appearance is explained in detail in Milky White Onsen, while the characteristics of sulfur-induced cloudiness and its distinctive smell are summarized in Sulfur Spring. Common features of strongly acidic waters and precautions for bathing are collected in Acidic Onsen. To understand Sukayu Onsen, it is useful to remember that the water combines three elements: milkiness, sulfur, and strong acidity.
What matters here is that strongly acidic water can sometimes be harsh on the skin. Avoid long bathing sessions and keep your soak short, and be sure to help your body adjust to the water and rinse off with hot water before and after entering. If your skin is sensitive or you have wounds, do not force yourself; if you are worried, it is better to refrain from bathing or consult the facility. It is also worth remembering that whiteness or strong sourness does not directly indicate superior quality or special benefits. Since sulfur springs can generate hydrogen sulfide gas, it is also wise to pay a little attention to ventilation in the bath area.
Another major characteristic of Sukayu Onsen is the heavy snowfall, said to be among the deepest in Japan. Because of its location at the foot of Mount Hakkoda, the area is covered in deep snow in winter, and many visitors come for the chance to enjoy snow-view bathing surrounded by snow. For more on how to enjoy a snow-view bath and what to watch for in winter, see Snow-View Bathing.
There are many natural highlights in the surrounding area that are unique to Hakkoda. From summer through autumn, places like Suiren-numa are known for wetland and pond scenery reflecting the Hakkoda mountains, and in winter the frost-covered trees around the Hakkoda Ropeway are a famous attraction. The appeal of this hot spring area lies not only in the baths but also in the seasonal natural scenery of Hakkoda. However, whether you can reach these spots and how long it takes depends greatly on the season, weather, and operating conditions, so be sure to check official information before making plans.
On the other hand, being in a heavy-snow region greatly raises the difficulty of winter travel. Road conditions and bus service are affected by snowfall and icy roads, so if you are visiting in winter for snow views or frost-covered trees, you need to prepare your travel plans, equipment, and cold-weather gear carefully. It is best to think of Sukayu Onsen as a place whose appearance changes greatly with the seasons.
Sukayu Onsen is often planned together with Hakkoda's nature and nearby sights. Since all of them are at high elevation and access conditions change with the season and weather, you should also consider travel time and feasibility. The quick table below summarizes Sukayu Onsen and nearby highlights by location, features, and approximate travel time. Actual time and operations vary greatly depending on route and season, so please confirm the latest information officially.
| Place | Features | Approx. time from Sukayu Onsen |
|---|---|---|
| Sukayu Onsen (inn and day-use bathing) | About 900m above sea level. Known for Hiba Sennin Buro, built entirely of Japanese cypress, and the milky strong-acid sulfur spring | Center of the stay |
| Hiba Sennin Buro | A large public bath said to be about 160 tatami mats, built entirely of Japanese cypress. Traditionally mixed bathing (check current operation) | Inside the building |
| Suiren-numa | Wetland and pond scenery reflecting the Hakkoda mountains. Best from summer to autumn | A few minutes by car, depending on season and road conditions |
| Frost-covered trees around the Hakkoda Ropeway | A winter specialty. Strongly affected by operations and weather | Travel by car or bus, depending on winter route |
This table is only a guide, and travel around the area is strongly affected by weather and seasonal operations. Especially in winter, some roads and bus services are restricted, so if you plan to visit multiple spots together, it is wise to check the operating calendar and road information first.
The main gateway to Sukayu Onsen is the Aomori and Shin-Aomori area. Bus routes from Aomori Station or Shin-Aomori Station toward the foot of Hakkoda are well known, but travel time, frequency, and operating periods vary greatly depending on the route, schedule, and season, so be sure to check official information for the latest details. If you go by car, you will still need to drive through mountain sections at high elevation, and in winter, preparation for snow and icy roads is essential.
One thing to keep in mind is that Sukayu Onsen is in one of Japan's heaviest snowfall regions, so access is often restricted in winter. Snowfall affects road conditions and bus operations, and depending on the season, routes and time slots may be limited. While winter brings the enjoyment of snow views and frost-covered trees, it is also a season when the difficulty of travel increases. If you are worried about access or are visiting for the first time, it is easier to plan if you choose a time of year when service is more stable.
It is popular to combine the visit with Hakkoda's natural attractions, but travel conditions change easily with the seasons. Rather than trying to fit in too much, it is better to secure enough time to slowly soak in Sukayu Onsen's milky water and truly feel what makes this hot spring area special. If you are looking for bathing facilities in Sukayu Onsen and the surrounding area, we also provide a Facility List that lets you narrow down by area and conditions.
Sukayu Onsen is suited to people who value the atmosphere of a historic therapeutic bathing destination more than convenience, who want to fully enjoy a spacious bath built entirely of Japanese cypress and a milky strong-acid sulfur spring, and who want to spend time quietly in Hakkoda's nature. Enjoying snow-view bathing surrounded by snow, summer Suiren-numa, and winter frost-covered trees is an experience unique to this hot spring area. On the other hand, if you expect a lively hot spring town or easy access, the inconvenience of the location and seasonal restrictions may stand out.
If it is your first visit, you will be less likely to be disappointed if you organize in advance not only the impression of the milky water and sour taste, but also the ease of access by season, how mixed bathing and women-only hours are managed, and whether your skin is compatible with the strongly acidic water. If you want to compare famous hot springs across Japan, also see Japan's Famous Onsen Ranking.
Hiba Sennin Buro is traditionally known as a mixed-bathing bath. However, whether women-only hours are provided and whether bathing wear is allowed can change depending on the period and the facility's policy. If you are uneasy about mixed bathing, be sure to check the official information before visiting, including whether women-only hours or another bath are available. For bathing clothes and manners when actually entering a mixed-bathing bath, see Mixed Bathing Today.
It is said to be a milky, strongly acidic sulfur spring. The sulfur components in the water become fine particles and make it appear milky, and because of the strong acidity, it may taste sour. Strong-acid water can be harsh on the skin, so keep bathing brief and splash yourself with hot water before and after entering. You can check the mechanism in Milky White Onsen, Sulfur Spring, and Acidic Onsen.
Because strongly acidic water can sometimes be harsh on the skin, avoid long bathing sessions and keep your soak short. It is also a good idea to help your body adjust to the water and rinse off with hot water before and after entering. If your skin is sensitive or you have wounds, do not force yourself; if you are worried, refrain from bathing or consult the facility. Sulfur springs can generate hydrogen sulfide gas, so pay attention to ventilation in the bath area, and if you feel unwell, do not force yourself and move to another place.
It is sometimes introduced as one of the first designated national health hot spring resorts in 1954. However, because the "first" designation is handled differently depending on the source, we do not make a definitive statement here. Please confirm the exact designation process and position through official tourism or government information. What is consistently said is that it has a long history as a therapeutic bathing destination.
Sukayu Onsen is in one of Japan's heaviest snowfall regions, and in winter, snowfall may restrict road conditions and bus service. It is a season when you can enjoy snow views and frost-covered trees, but travel becomes more difficult. If you go by car, preparation for snow and icy roads, as well as cold-weather gear, is essential. If you are worried about access, choose a time when service is more stable and check the operating status officially before departure.
Sukayu Onsen is an inn-style hot spring area that springs up at about 900m above sea level at the foot of Mount Hakkoda in Aomori Prefecture. Its major attractions are Hiba Sennin Buro, a large public bath built entirely of Japanese cypress, a milky strongly acidic sulfur spring, and the heavy snowfall and nature of Hakkoda. It is sometimes introduced as one of the first national health hot spring resorts, but because the interpretation varies, it should be taken as a reference point. It is also distinctive because you can combine your visit with seasonal nature such as Suiren-numa and frost-covered trees.
For travelers, while you can enjoy the milky strong-acid sulfur spring, the water may be quite stimulating, so short bathing sessions and splashing yourself with hot water are recommended. Hiba Sennin Buro is traditionally mixed bathing, and since women-only hours and the handling of bathing wear vary by season, it is safest to check the official information before visiting. Prices, bus schedules, and winter access also change easily, so checking official information before planning will help avoid mistakes. For those seeking the atmosphere of a historic therapeutic bathing destination and Hakkoda's nature, Sukayu Onsen is a strong contender. For the overall picture of spring types, please see Guide to Onsen Spring Types.