About Oarai Shiosai no Yu
"Oarai Shiosai no Yu" is a day-trip hot spring facility in Oarai Town, Ibaraki Prefecture. Its biggest highlight is the open-air bath, which offers a spectacular view of the Pacific Ocean right in front of you, letting you spend a luxurious time listening to the sound of the waves. You can also enjoy views of the sea from the sauna room, and the sauna experience with an ocean view is exceptional. The cold plunge bath, filled with groundwater, is wonderfully refreshing, and outdoor bathing in the open air while feeling the sea breeze brings blissful totonou. The natural hot spring is known as "ancient fossil seawater," and its rich, saline water warms the body from deep within.