Release rule

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

鮨 在 · Hiroo, Tokyo · Sushi · Lunch & dinner

How to book this house

TableCheck, Tabelog or Ikyu online around the clock (card registered; cancellations within 72 hours cost 100%), or phone in Japanese 12:00–⁠23:00 (03-3446-1134); six or more by phone. No release day; a week or more ahead is usually enough.

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Dinner Mon–Sat, Saturday lunch; closed Sundays.

Next release
No release day — book any time
Where bookings are taken
Platform · TableCheck, Tabelog, IkyuTableCheckTabelogIkyu
Lunch / dinner
Lunch & dinner
Phone line
12:00–23:00 (Sat from 10:00)
The house's cancellation charge
  • From 00:00 JST, 3 days before100%
  • Same day, with notice100%
  • Same day, no notice (no-show)100%

Charged by the house, not by us. A plan's own policy takes precedence.

Source: TableCheck, read 2026-10-04

If a seat comes back

TableCheck has no vacancy alert for future dates; its emails are about your own booking, and a same-day queue exists only where the restaurant turns it on. support-diners.tablecheck.com

About this house

The Tabelog Award 2025 Bronze; 14 seats incl. private counters. Card held at booking, 100% fee inside 72 hours; 10% service from April 2026.

Booking details

Exceptions and seasons

Web bookings 24h on TableCheck / Tabelog / Ikyu; parties of six or more must contact the house.

Allergies or dietary needs? Make a Japanese dining card →

Next release days

No release day — book any time

Last verified September 7, 2026 · checked by our desk October 18, 2026

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

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

More houses in Hiroo, Tokyo

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When does Sushi Zai open its reservation book?

TableCheck, Tabelog or Ikyu online around the clock (card registered; cancellations within 72 hours cost 100%), or phone in Japanese 12:00–⁠23:00 (03-3446-1134); six or more by phone. No release day; a week or more ahead is usually enough. Dinner Mon–Sat, Saturday lunch; closed Sundays. All times are Japan Standard Time (UTC+9).

What does Sushi Zai charge if you cancel?

From 00:00 JST, 3 days before 100% / Same day, with notice 100% / Same day, no notice (no-show) 100%. Charged by the house, not by us. A plan's own policy takes precedence. Source: TableCheck, read 2026-10-04

How do I book Sushi Zai from abroad?

Sushi Zai takes reservations online through TableCheck, Tabelog and Ikyu, which you can use from abroad with your own account and a credit card. If you would rather not, our Tokyo desk can request it for you: ¥12,000 per seat, charged only if the table is secured. A free release-date alert emails you the day before, on the morning of release day (08:00 JST) and about 30 minutes before when the opening time is known; houses that open a little every day come in a weekly summary.

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.