Mitsuo Otaki — Playwright (2)

Movie

A Killer's Key (1967)
ある殺し屋の鍵 WikiData IMDb TMDB
other title: ある殺し屋の鍵 / 殺手鑰匙 …
A lone wolf assassin, masquerading as a traditional dance instructor named Nitta, is called in to avert a potential financial scandal that threatens to engulf a powerful yakuza group with ties to influential figures in the political establishment.

Movie

Band of Pure-Hearted Hoodlums (1963)
ぐれん隊純情派 IMDb TMDB Douban
other title: 愚连队纯情派 / Gurentai junjyôha …
A young man who followed his father's wishes and became a travel actor causes a big commotion with his fellow members of the Gurentai group during their travel destination! Innocent to cute girls and reckless to bad guys! Exciting entertainment!