HYPERSONIC Music Club
In 2017, a short anime film called Hypersonic Music Club was produced in Japan. It was directed and written by Osamu Kobayashi, a veteran of the industry who passed away in April 2021. For various reasons, this short anime was never released. It was made public on August 1, 2023.
Release Date: 2023-08-01
Official website: https://www.tokyoscope.blog/p/hypersonic-music-club-the-lost-anime
