Alleycat Rock: Female Boss (1970)
Alleycat Rock: Female Boss aka Stray Cat Rock: Delinquent Girl Boss, Female Juvenile Delinquent Leader: Alleycat Rock, Wildcat Rock is a 1970 Japanese outlaw biker film directed by Yasuharu Hasebe and starring Akiko Wada and Meiko Kaji. It is the first entry in the five-film Alleycat Rock or Stray Cat Rock series and was followed by Stray Cat Rock: Wild Jumbo, Stray Cat Rock: Sex Hunter, Stray Cat Rock: Machine Animal and Alleycat Rock: Crazy Riders '71.
More at Wikipedia.