GreatBears Co., Ltd. (Headquarters: Shibuya-ku, Tokyo; Representative Director: Kenshi Kubota) announces that vocal duo D-51 will appear at the ceremonial first pitch of the Tokyo GreatBears 2026-27 Preseason Match in Okinawa against Suntory Sunbirds Osaka, GAME 1, to be held on Saturday, August 22, 2026, at Tomigusuku City General Gymnasium in Okinawa Prefecture.

Event Overview: Tokyo GreatBears 2026-27 Preseason Match in Okinawa

・Match: Tokyo GreatBears vs. Suntory Sunbirds Osaka

・Date and Time: Saturday, August 22, 2026 – Doors open at 13:30, Ceremonial First Pitch around 14:55, Match starts at 15:00

※ Opening times and event schedules are subject to change.

・Venue: Tomigusuku City General Gymnasium (5-2 Toyosaki, Tomigusuku City, Okinawa Prefecture)

・Sponsored by: Okinawa Prefecture, Tomigusuku City

D-51 Appearance Details

・Date: Saturday, August 22, 2026

・Location: On-court at Tomigusuku City General Gymnasium

・Activity: Ceremonial First Pitch (around 14:55)

※ Schedule and performance details are subject to change.

Profile of D-51

D-51 is a vocal duo consisting of YASU and YU, both from Okinawa Prefecture. Their major works include theme songs for the anime 'ONE PIECE,' the film 'ALWAYS: Sunset on Third Street,' and the drama series 'Gokusen.' They have also performed TV CM songs for brands such as 'Calpis Water,' 'Aoyama Suit,' and 'Okinawa Bayreis,' as well as theme songs for 'Yui Rail' and 'DMM Kariyushi Aquarium.'

Hashtag: #d51

Tokyo GreatBears / Tokyo GreatBears

The Tokyo GreatBears is a professional volleyball team established in June 2022, following the transfer of FC Tokyo Volleyball Team after its suspension, led by Nature Lab Co., Ltd.

The team's name is inspired by the Ursa Major constellation. Like the Big Dipper, a part of Ursa Major, the team aims to connect seven stars—players and supporters—to link people, communities, and the world through volleyball.

Club Management Company

Company Name: GreatBears Co., Ltd.

Address: 11F, Ebisu Prime Square Tower, 1-1-39 Hiroo, Shibuya-ku, Tokyo

Representative: Representative Director Kenshi Kubota

Founded: May 2022

Industry: Operation, event production, and promotion of professional volleyball

Website: https://tokyo-greatbears.com/

FACT BOX

  • Source: PR TIMES
  • Category: Event