Hoshimachi Suisei to Throw Ceremonial First Pitch With Hatsune Miku at ZOZO Marine Stadium
The ceremonial first pitch brings a VTuber and a virtual singer together in a live sports setting, extending a commercial collaboration into a public event at a professional baseball stadium.
Key Facts
- Hoshimachi Suisei will throw the ceremonial first pitch at ZOZO Marine Stadium on July 20, 2026.
- Hatsune Miku will appear on the stadium's video screens during the ceremony.
- The appearance is part of a promotional campaign for Lotte's Coolish and Sō products, including a commercial released July 3, 2026.
- The commercial features the song "Ao no Sumika" by Tatsuya Kitani.
- The game between the Chiba Lotte Marines and Fukuoka SoftBank Hawks starts at 17:00, with doors opening at 15:00.
Reporting from 2 sources: KAI-YOU, PANORA.
Hoshimachi Suisei will throw the ceremonial first pitch at the July 20 baseball game between the Chiba Lotte Marines and Fukuoka SoftBank Hawks at ZOZO Marine Stadium. Hatsune Miku will appear on the stadium's video screens to cheer during the ceremony. The appearance is tied to a new commercial for Lotte's Coolish and Sō products, in which both sing the song "Ao no Sumika" by Tatsuya Kitani. The commercial was released on July 3. Additional promotions include a collaboration room at Lotte City Hotel Kinshicho and a train jack on the Tokyo Metro Hibiya Line. Suisei commented, "I'll aim for a blazing fastball!!" The game starts at 17:00, with doors opening at 15:00 and the first pitch scheduled around 16:40. The event is part of Lotte's sponsored game day titled "A cold, blue summer has arrived. Coolish & Sō DAY." Crypton Future Media, the company behind Hatsune Miku, announced the appearance.
The ceremonial first pitch at ZOZO Marine Stadium on July 20 will feature Hoshimachi Suisei on the mound and Hatsune Miku on the stadium's vision screens. The event is part of Lotte's "Coolish & Sō DAY" promotion for the Chiba Lotte Marines versus Fukuoka SoftBank Hawks game. The commercial that inspired the appearance, released July 3, shows both performers singing "Ao no Sumika," a song written and composed by Tatsuya Kitani. Character design for the commercial video is by Nishiki Kope. Alongside the first pitch, Lotte is running a collaboration room at Lotte City Hotel Kinshicho and a train jack on the Tokyo Metro Hibiya Line. Suisei expressed enthusiasm in a statement, saying she would aim for a blazing fastball. The game starts at 17:00, with doors opening at 15:00 and the first pitch around 16:40. Crypton Future Media, which developed Hatsune Miku, co-announced the appearance.
Synthesized by Yomimono from the 2 cited sources below, including Japanese-language reporting where cited, then editorially reviewed before publishing.