Chichi Ninja: Matenrō e Chichi Bomber

Chichi Ninja: Matenrō e Chichi Bomber is a Japanese erotic visual novel about big-breasted ninjas in contemporary Japan.

The story follows Kagaribi and Shiranui, two women who work as office ladies by day but protect Japan as ninjas by night. After defeating a spy who illegally infiltrated a pharmaceutical company, the duo hands the briefcase they stole over to Nami Tenrai, a spy who works for a different peacekeeping agency. However, when Nami returns, she reports that there is something missing from the briefcase which she believes Kagaribi and Shiranui to have stolen. The two ninjas set out to clear their name by infiltrating the pharmaceutical spy's organization, only to be trapped in a world of pleasure and pain. The player can make choices throughout the game which may result in different endings.