Ofuro no Osama Wako Branch
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Ofuro no Osama Wako Branch

Ofuro no Osama Wako Branch is a day-use bathing facility located in Wako City, Saitama Prefecture. The facility features a private source hot spring, a chloride and bicarbonate spring that emerges from 1,500 meters underground, enveloping the body in a slightly yellow-brown, smooth water that leaves the skin silky smooth after bathing. The men's bath includes a löyly sauna and a high-temperature steam sauna, while the women's bath offers an aroma sauna and a high-temperature steam sauna, allowing guests to experience intense heat, followed by a refreshing cold plunge bath using hot spring water. The facility also offers a variety of baths, including a high-concentration carbonated spring, pot baths, and reclining baths. The Nordic-style relaxation lounge 'KamakuLounge', a café, and relaxation services are also available. A free shuttle bus runs from Wako City Station, making it a comfortable place to spend time from morning till night.

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Address
1-5-55 Hirosawa, Wako City, Saitama Prefecture
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Business Hours
Friday 09:00〜00:00
Monday 09:00〜00:00
Sunday 09:00〜00:00
Holiday 09:00〜00:00
Tuesday 09:00〜00:00
Saturday 09:00〜00:00
Thursday 09:00〜00:00
Wednesday 09:00〜00:00
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Closed Days
None
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Facility Type
Onsen & Spa
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Tattoo Policy
🚫No Tattoos
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Hot Spring Information

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Osama Hot Spring

Natural Hot Spring

A private source hot spring emerging from 1,500 meters underground. Known for its slightly yellow-brown, smooth water, the synergistic effect of chloride and bicarbonate leaves the skin silky smooth after bathing. The spring is used without dilution, delivering the original hot spring components effectively to the body. The salt film envelops the body, providing high heat retention and preventing chills after bathing. Enjoy the hot spring in various baths such as hot spring, pot bath, and reclining bath, each offering the blessings of the hot spring in different bathing styles. It is expected to be effective for neuralgia, muscle pain, joint pain, and sensitivity to cold.

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Sauna & Cold Bath Information

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Löyly Sauna

90°C

A löyly sauna where water is poured over heated sauna stones to generate steam. The steam rising from the stones fills the room, rapidly promoting perspiration. The heat quality is between dry and wet, drawing out sweat deeply and gradually. With a spacious area to sit comfortably, you can fully experience the heat while absorbing the löyly steam with your entire body.

Sauna Type
Dry Sauna
Stove Type
Convection Stove (Sauna Stone)
Capacity
24people
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High-Temperature Steam Sauna

60°C

A steam sauna filled with high-temperature steam. Unlike a dry sauna, the high humidity heat permeates from your breath to your entire body. Gentle on the skin, it allows for thorough perspiration while avoiding dryness. By alternating between the löyly sauna and this steam sauna, you can enjoy the different qualities of heat and choose according to your preference or condition.

Sauna Type
Steam Sauna
Stove Type
Built-in Stove
Capacity
8people
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Hot Spring Cold Plunge Bath

16°C

A cold plunge bath using water from the private source hot spring. The water, containing hot spring minerals, is gentle on the skin and pleasantly cools the heated body. With a smooth texture different from tap water, it allows for a leisurely soak. It tightens the pores opened by the sauna, allowing the hot spring minerals to penetrate the skin. After deeply heating up in the löyly or steam sauna, cooling down in this hot spring cold plunge bath brings a sense of relaxation from the core of your body.

Water Quality
Hot Spring Water
Capacity
6people