In order to fulfill their dead father's wish, the siblings, Takane Kiku and Takane Ryuji aims for the champopn title of the boxing arena. The sister, Kiku, will act as the trainer while her brother, Ryuji, will concentrate on the role of the boxer and learn the Boomerang. His battle with many rivals has led to the growth and maturity of Ryuji. The junior high boxing tournament has began and Ryuji will be fighting with his arch-rival, Kenzaki Jun. The battle begins.

Futarigurashi follows an aspiring erotic mangaka named Kenji Aoyama. In order to pay rent his friend's younger brother, Hikari Satou, offers to become his roommate. However it turns out that "he" in almost every way is a girl! The series revolves around Kenji and Hikari getting involved with various women.

Does being the only guy in an all girl school sound like paradise? It might be, if the girls knew you were a guy, but to stay in school teenage pervert Banji can't let can't let anyone find out his chromosomes don't match. Banji's status conscious parents want him to go to a good school, but not enough to spend the money on a good co-ed school. Now, in addition to studying math and science, Banji has to learn how to put on a bra and makeup. His life has become a living hell. Not only is he at the bottom of the social pecking order, he must also got to conceal his inner-masculinity from the pretty classmate girl who's stolen his heart while avoiding the female bullies who threaten to expose his less-than-feminine charms in the locker room.

From the TV series of "Astro Boy," three episodes were selected for theater re-edition, "Robot Rocket" (46th episode), "Earth Defense Troops" (56th episode) and "The Last Day of Earth" (71st episode). Of these three, "Earth Defense Troops" was the only one originally derived from Tezuka Osamu's story "Number 7." Its settings were diverted to the "Astro Boy" series. In this film, the whole scene of "Earth Defense Troops" and a part of "The Last Day of Earth" were reproduced in color for this theater version.