Enjoy Unlimited Sea Grapes at Okinawa Restaurant from July 21 to September 19, 2026

Unlock a Summer Delight with Sea Grapes!

Food lovers, mark your calendars! Starting July 21, 2026, Brand Bank Company is launching an exciting promotion at its popular Okinawa restaurant chain, "Nankurunaisa." For a limited time, diners can indulge in unlimited sea grapes, a beloved ingredient from Okinawa known for their unique popping texture and savory taste. This mouthwatering offer will run until September 19, 2026.

What are Sea Grapes?

Sea grapes, also known as umibudo, are a traditional Okinawan delicacy. Their fresh and briny flavor makes them a perfect match for cold Orion beer and awamori, a local rice spirit. Served exclusively during dinner hours, the unlimited sea grape offering is priced at 500 yen (550 yen including tax) for 60 minutes of bliss. Record your dining experience with friends, family, or coworkers in a lively setting that embodies the spirit of Okinawa.

Promotion Details

- Duration: July 21, 2026 - September 19, 2026
- Participating Locations: Eight select branches of "Nankurunaisa"
- Cost: 500 yen per person for unlimited sea grapes (tax included)

- Note: Dinner service only
- All members of the group must participate
- Last call for orders is 50 minutes after the start
- Sea grapes provided in exchange for empty plates
- Separate purchase of two food items is necessary for those ordering a drink-all-you-can plan.

Participating outlets include:

- Nankurunaisa Kibaiyanse Kyobashi
- Nankurunaisa Kasumigaseki
- Okinawa Cuisine Nankurunaisa Shibaura Blue Front
- Nankurunaisa Kibaiyanse Marunouchi OAZO
- Nankurunaisa Kibaiyanse Teras Square Jimbocho
- Okinawa Cuisine Nankurunaisa Yodobashi Akiba
- Okinawa Cuisine Otemachi Nankurunaisa
- Nankurunaisa Masaka-ya Tachikawa

Full list of restaurants can be found on the official website.

Experience Okinawa at Nankurunaisa

Immerse yourself in a vibrant atmosphere reminiscent of the islands while enjoying authentic Okinawan dishes at "Nankurunaisa." The restaurant features a cheerful ambiance, making it a perfect spot for celebrations or simply relaxing after work.

Start your meal with a refreshing glass of Orion beer and savor dishes like sea grapes, goya champuru, rafute (braised pork belly), and tempura of mozuku (seaweed). Each dish captures the essence of Okinawa's culinary heritage. For lunch, affordable options like Okinawa soba set, goya champuru set, and taco rice set are available to satisfy your midday cravings.

At "Nankurunaisa," you can experience the rich flavors and laid-back feel of Okinawan cuisine anytime—be it for lunch, dinner, or a casual drink with friends.

About Brand Bank Company

Founded in July 2010 and headquartered in Shinjuku, Tokyo, Brand Bank Company is dedicated to bringing smiles and delectable experiences to its patrons. With a focus on quality dining, it operates multiple locations, promising an original and memorable dining experience to everyone.

Explore the joy of Okinawa and indulge in this unique culinary adventure at "Nankurunaisa"!