When does Hama Sushi's Nippon Umaneta Festival start?

It launches Tuesday, May 12, 2026, at approximately 666 Hama Sushi locations across Japan while supplies last.

What can I get for 100 yen at the festival?

Hokkaido-landed vinegar-cured herring and Toyama white shrimp tempura nigiri are both 100 yen (110 yen tax included).

How do I enter the Hama Sushi X giveaway?

Follow @hamasushi_jp and quote-repost the campaign with #はま寿司のにっぽん旨ねた祭り plus your favorite neta by May 13, 23:59.

What's the prize for the Hama Sushi campaign?

80 winners each receive a 3,000 yen Hama Sushi dining voucher. The entry window runs May 11 (10:30) to May 13 (23:59).

Are there premium items beyond the 100 yen menu?

Yes, including Kuroge Wagyu karubi nigiri (390 yen), Ehime striped jack (290 yen), and a White Peach Fromage Parfait (430 yen).

Hama Sushi Nippon Umaneta Festival May 12: Hokkaido Herring 100 Yen

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Key Takeaways：Hama Sushi kicks off its Nippon Umaneta Festival on May 12, 2026 at around 666 stores nationwide, featuring premium seasonal seafood like Hokkaido fatty herring and Toyama white shrimp tempura nigiri starting at just 100 yen. A parallel X giveaway runs May 11–13, offering 3,000 yen vouchers to 80 winners.

Hama Sushi’s Nippon Umaneta Festival Opens at 666 Stores Nationwide

Hama Sushi, the 100-yen sushi chain operated under Zensho Holdings, will launch its Nippon Umaneta Festival at locations across Japan starting Tuesday, May 12, 2026. The fair showcases premium seasonal ingredients from across Japan, including fatty herring landed at Nemuro, Hokkaido, and luxurious tempura nigiri featuring Toyama-grown white shrimp, starting at just 100 yen (110 yen tax included).

Premium Selections (160 Yen / 176 Yen Tax Included)

Domestic Steamed Premium Shirasu Gunkan – Light, fluffy whitebait with rich flavor
Hokkaido Akaika Squid with Sea Urchin Sauce – Tender red squid wrapped with uni
Shizuoka Pole-Caught Nanakami Bonito – Firm, deeply flavored skipjack tuna

Shifuku-no-Ikkan Premium Series

Ehime Live-Killed Striped Jack Aji 290 yen (319 yen tax incl.)
Sweet Shrimp from Shibayama & Hamasaka Ports (5 pieces) 290 yen (319 yen tax incl.)
Large Kuroge Wagyu Karubi Yakiniku-Style Nigiri 390 yen (429 yen tax incl.)

Sides & Desserts

Rich Hokkaido Miso Ramen 390 yen (429 yen tax incl.) – Blend of two red and two white miso varieties
Two-Cheese Carbonara-Style Chawanmushi 290 yen (319 yen tax incl.)
Hokkaido Tokachi Corn Croquettes (2 pieces) 220 yen (242 yen tax incl.)
White Peach Fromage Parfait 430 yen (473 yen tax incl.) – New from Hama Cafe Lab

Official X Campaign Running in Parallel

To celebrate the festival, Hama Sushi’s official X account is hosting a giveaway with 3,000 yen dining vouchers for 80 winners.

Campaign Details

Period: May 11 (Mon) 10:30 – May 13 (Wed) 23:59
How to Enter: Follow @hamasushi_jp, then quote-repost the campaign post with the hashtag #はま寿司のにっぽん旨ねた祭り and your favorite neta
Prize: 3,000 yen dining voucher (80 winners)

*Items available while supplies last. Prices may vary at select stores. Approximately 666 stores participating as of May 11.