Hanappe bazooka (1992)

When he is masturbating while watching an Adult film, high school boy Hanappe has two demons come out of his TV and have lustful feelings for his mom and sister. They grant him the power of the Hanappe Bazooka. His index finger has the ability to cause destruction and cause women to go sexually crazy. But Hanappe is having a hard time controlling it and gets himself in trouble.