Kosenyu
Tokyo, Japan
Loading map...
¥¥
Mid-range
Drop-in
Access
Finnish · Sento
Sauna type
Cold Plunge
About
Kosenyu is a sento in Tokyo's Itabashi ward. It offers a salt sauna and a rock sauna alongside a cold plunge, near Nishidai station.
Good to know
- Cold plunge available on site: use it between rounds for the classic contrast cycle.
Hours
- Thu-Tue 15:00-22:30
- Wed closed
Common questions
Do I need to book Kosenyu?
No. You can turn up during opening hours without booking.
How much does Kosenyu cost?
Sessions are typically ¥25–50 a person.
Does Kosenyu have a cold plunge?
Yes. There is a cold plunge on site for contrast rounds.
When is Kosenyu open?
Typical hours are Thu-Tue 15:00-22:30; Wed closed.




