How large is the Aman Spa in Tokyo?

The Aman Spa spans 2,500 square metres across the 33rd and 34th floors of the Otemachi Tower.

How long is the swimming pool?

The indoor swimming pool measures 30 metres in length, built from dark basalt stone with panoramic skyline views.

Are traditional Japanese onsen baths available?

Yes, the spa features traditional hot mineral water onsen baths, steam rooms, and cold plunge pools.

What are the spa operating hours?

The Aman Spa, pool, and wellness facilities are open daily from 8:00am to 9:00pm.

AmanUltra-LuxuryCity

Tokyo, Japan

84 rooms

Opened 2014

Kerry Hill Architects

Tokyo, Japan

Spa & Wellness

Aman Tokyo Spa & Wellness

Name: Aman Tokyo
Address: Tokyo, Japan

The 2,500-square-metre Aman Spa spans two dedicated floors high above Tokyo. Centered around a breathtaking 30-metre black-basalt swimming pool, it features traditional Japanese onsen baths, steam rooms, and holistic therapies based on ancient Kampo herbal medicine.

8:00am – 9:00pm daily

Facilities

30-metre indoor black basalt lap swimming pool
Traditional Japanese hot mineral onsen baths and steam rooms
Private spa treatment suites with skyline views
Fitness center with Technogym equipment and yoga studio

Signature Treatment

Kampo Herbal Restorative Body Massage with traditional Japanese onsen bath soak.

Aman Tokyo spa FAQ

How large is the Aman Spa in Tokyo?: The Aman Spa spans 2,500 square metres across the 33rd and 34th floors of the Otemachi Tower.
How long is the swimming pool?: The indoor swimming pool measures 30 metres in length, built from dark basalt stone with panoramic skyline views.
Are traditional Japanese onsen baths available?: Yes, the spa features traditional hot mineral water onsen baths, steam rooms, and cold plunge pools.
What are the spa operating hours?: The Aman Spa, pool, and wellness facilities are open daily from 8:00am to 9:00pm.

Reviewed by Hotel Flock · Last updated September 2026