This is a pseudonym used singularly and collectively by screenwriters collaborating with Koji Wakamatsu, e.g. Masao Adachi, Haruhiko Arai, Banmei Takahashi, and many others.
Biography：This is a pseudonym used singularly and collectively by screenwriters collaborating with Koji Wakamatsu, e.g. Masao Adachi, Haruhiko Arai, Banmei Takahashi, and many others.
