Reiko Kasahara

When the wife of the Shogun's Decapitator is murdered and he is ordered to commit suicide by the paranoid Shogun, he and his four-year-old son escape and become assassins for hire, embarking on a journey of blood and violent death.

Aliens kidnap two children and take them to another planet for the purpose of getting knowledge from their brains, but Gamera follows and tries to rescue them.

Volcanic activity unleashes a bloodthirsty monster called Gyaos that Gamera must confront.

Space aliens arrive on Earth with their giant shark and intend to take over the planet, but first they must destroy Gamera.

Reform schools are a way of protecting society by ridding it of lawless juvenile delinquents. But who's protecting the juvenile delinquents from corrupt reform schools? Rica could be considered a bit of an expert on reform schools...