In this event, the VTuber/Virtual Live group "Nijisanji" and the female VTuber group "Hololive" will play an "Interleague Game" using the game software "Professional Baseball Spirits 2024-2025" (Konami Digital Entertainment Co., Ltd.) to compete in an actual baseball stadium with their original players. The event will be held at "S-Con Field HOKKAIDO" located in "Hokkaido Ballpark F Village", which opened in 2023.

This location opened with the promise of creating a ballpark the world has never seen before, and will host an unprecedented offline live VTuber baseball event the world has never seen before.