THiS is FOR BiSH was an "emergency" performance held by BiSH on December 24th, 2021. It was held at an undisclosed location, livestreamed and partially-televised on the Nippon Television program, "Sukiri". The event was announced the day prior.
The live was named after their first-ever oneman performance, THiS is FOR BiS. Additionally, it was performed with the same setlist, and at the same venue.
During the performance, BiSH announced that they would disband in 2023.