ROOFTOP is a penthouse-style Finnish sauna on the fourth floor by JR Nishi-Ogikubo Station, with room for more than 100 bathers across separate men's and women's areas. The men's hinoki-lined sauna seats about 30 around a custom stove and the women's about 20 with an iki stove, both with auto-löyly. Personal outdoor cold tubs lead to rooftop and indoor rest areas; ponchos are lent for the outdoor deck. Swimwear is not allowed in the baths. Open 8:00–24:00; cashless; membership via LINE.
TOTOPA is a sauna spa inside Meiji Park in Kasumigaoka-machi, Shinjuku, with separate floors for women (2F) and men (3F). The men's floor has three saunas, two with auto-löyly, plus a deep cold tub and an open-air lounge; the women's floor has a fragrant-wood sauna and a herbal steam room. Guests bathe unclothed, and swimsuits are not allowed. Priced by time from ¥2,178 for an hour on weekdays; open daily 11:00–23:00 with no regular closing day; tattoos welcome; cashless.
Shibuya SAUNAS, three minutes from Shibuya Station and produced by Katsuki Tanaka, author of the sauna manga Sa-do, has nine sauna rooms of eight kinds in two bath areas that swap between men and women on odd and even days, among them a sound sauna, a bed sauna and kelo saunas used for whisking. Cold baths are up to 150 cm deep, and aufguss masters perform shows. Bathing is nude. Standard weekday entry ¥3,200; open 8:00–24:00; tattoos allowed on a trial basis.
ROOFTOP is a penthouse-style Finnish sauna on the fourth floor by JR Nishi-Ogikubo Station, with room for more than 100 bathers across separate men's and women's areas. The men's hinoki-lined sauna seats about 30 around a custom stove and the women's about 20 with an iki stove, both with auto-löyly. Personal outdoor cold tubs lead to rooftop and indoor rest areas; ponchos are lent for the outdoor deck. Swimwear is not allowed in the baths. Open 8:00–24:00; cashless; membership via LINE.
TOTOPA is a sauna spa inside Meiji Park in Kasumigaoka-machi, Shinjuku, with separate floors for women (2F) and men (3F). The men's floor has three saunas, two with auto-löyly, plus a deep cold tub and an open-air lounge; the women's floor has a fragrant-wood sauna and a herbal steam room. Guests bathe unclothed, and swimsuits are not allowed. Priced by time from ¥2,178 for an hour on weekdays; open daily 11:00–23:00 with no regular closing day; tattoos welcome; cashless.
Shibuya SAUNAS, three minutes from Shibuya Station and produced by Katsuki Tanaka, author of the sauna manga Sa-do, has nine sauna rooms of eight kinds in two bath areas that swap between men and women on odd and even days, among them a sound sauna, a bed sauna and kelo saunas used for whisking. Cold baths are up to 150 cm deep, and aufguss masters perform shows. Bathing is nude. Standard weekday entry ¥3,200; open 8:00–24:00; tattoos allowed on a trial basis.