Sailor Suit and Machine Gun (Shinji Somai, 1981)
Following the unexpected death of her mob boss father, a young high school student (Hiroko Yakushimaru) inherits his Yakuza gang. They investigate her father’s murder and take out the drug dealers who are responsible for his death. The scene with Hiroko when she sprays a room with machine gun fire and then exclaims “Kaikan”!! Became somewhat famous in Japan at the time with people using the phrase in the same tone of voice as Hiroko.