Release rule

How to Book Hatou: Reservation Release Day, Phone and Rules (2026)

神楽坂 波濤 · Kagurazaka, Tokyo · Sushi

How to book this house

Moved to Kagurazaka 6-21 in February 2026. We are confirming how the new address takes bookings.

Trained at Kagurazaka Ishikawa · Trained at Higashiazabu Amamoto, in the Umi family

About this house

The Tabelog Award 2026 Silver. Book opens on the 1st for dates through the end of the following month; also on Ikyu.

Allergies or dietary needs? Make a Japanese dining card →

Next release days

  • 1Nov
    Sunday, November 1, 2026
    For dates in December 2026
  • 1Dec
    Tuesday, December 1, 2026
    For dates in January 2027
  • 1Jan
    Friday, January 1, 2027
    For dates in February 2027

Last verified September 7, 2026 · checked by our desk October 4, 2026

Source for the booking rule: the booking page (restaurant.ikyu.com), read September 7, 2026.

All times are Japan Standard Time (UTC+9).

Read the how-to-book guide

When does Hatou open its reservation book?

Moved to Kagurazaka 6-21 in February 2026. We are confirming how the new address takes bookings.

What time zone is the release time?

All times are Japan Standard Time (UTC+9). Release days are computed from the house's published rule and re-checked monthly.

More release days in Tokyo

Tokyo: when hard-to-book restaurants open reservations →

← All 1,504 houses in the booking calendar

Rules are verified against official notices and platform listings and re-checked monthly. Houses change their systems without warning; treat the calendar as a planning tool. For restaurants in our collection, our desk confirms the specifics for your dates when you request.