What are the onsen hours?

They are not printed on the official onsen page. Ask the desk. Do not use a guessed hour.

11:00–21:00. Eighteen and over; some treatments 16+.

What is Spa Otemachi Fitness?

An off-site fitness room, 16+. Weekday and weekend hours differ. The weekend pool closes at 18:00.

Is this the same spa as Kyoto?

No. Kyoto is an in-room spa closed Tuesday, Saturday, and Sunday. Do not copy those nights here.

HoshinoyaUltra-LuxuryCity

Tokyo, Japan

84 rooms

Tokyo, Japan

Spa & Wellness

Hoshinoya Tokyo Spa & Wellness

Name: Hoshinoya Tokyo
Address: Tokyo, Japan

The official onsen page does not print hours. Do not invent a rooftop open or close. Massage is 11:00–21:00, 18 and over, with some treatments 16+. Off-site Spa Otemachi Fitness is 16+; weekday and weekend hours differ, and the weekend pool closes at 18:00. A treatment is extra. This is not Kyoto’s in-room spa and those closed nights do not apply.

Onsen hours not printed. Massage 11:00–21:00, 18+ (some 16+). Spa Otemachi Fitness 16+; weekend pool closes 18:00.Onsen: confirm hours on arrival. Massage 18+ (some 16+). Fitness 16+.

Facilities

Onsen — hours not printed on the official page
Massage 11:00–21:00, 18+ (some treatments 16+)
Spa Otemachi Fitness 16+, off site
Weekend pool at that fitness room closes 18:00

Signature Treatment

No named ritual on the onsen page. Massage 11:00–21:00. Onsen hours are unpublished — ask the desk.

Hoshinoya Tokyo spa FAQ

What are the onsen hours?: They are not printed on the official onsen page. Ask the desk. Do not use a guessed hour.
When is massage?: 11:00–21:00. Eighteen and over; some treatments 16+.
What is Spa Otemachi Fitness?: An off-site fitness room, 16+. Weekday and weekend hours differ. The weekend pool closes at 18:00.
Is this the same spa as Kyoto?: No. Kyoto is an in-room spa closed Tuesday, Saturday, and Sunday. Do not copy those nights here.

Reviewed by Hotel Flock · Last updated August 2026