Release rule

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

Kagurazaka, Tokyo · Italian · Lunch & dinner

How to book this house

The Ishikawa group's Italian counter, opened April 2026; release timing is shown on the OMAKASE page. Dinner Tuesday-Saturday plus Saturday lunch; eight counter seats.

Where bookings are taken
Platform · OMAKASEOMAKASE
Lunch / dinner
Lunch & dinner
If a seat comes back

Cancellations: add the restaurant to your favorites on OMAKASE and it notifies you, first come first served. omakase-japan.zendesk.com

About this house

The Kagurazaka Ishikawa group's first Italian restaurant, opened 15 April 2026 on the 4th floor of NEO Kagurazaka. Chef Toshimasa Seki trained at Michelin-starred restaurants in Italy and later led Restaurant Seppo at Snow Peak Land Station Hakuba.

Read more

Omakase course.

Booking details

How the book opens

Bookings on OMAKASE only (the book first opened on 24 April 2026 at 12:00 for the launch). Open dates are posted on the OMAKASE store page.

Exceptions and seasons

Tuesday-Friday 17:00-22:00; Saturday 12:00-15:00 and 17:00-22:00; closed Sundays, Mondays and public holidays (official site). Eight counter seats, two tables for two, one private room for 2-6.

Allergies or dietary needs? Make a Japanese dining card →

Next release days

Rule not published — we confirm per date

Last verified May 15, 2026 · checked by our desk October 18, 2026

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

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When does TsunAgu open its reservation book?

OMAKASE only. The Ishikawa group's Italian counter, opened April 2026; release timing is shown on the OMAKASE page. Dinner Tuesday-Saturday plus Saturday lunch; eight counter seats. All times are Japan Standard Time (UTC+9).

How do I book TsunAgu from abroad?

TsunAgu takes reservations online through OMAKASE, 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.