O Guerreiro Didi e a Ninja Lili

Lili is the only daughter of an european official who leaves for the war. He leaves her to be trained by a ninja master. After almost completing her training, she moves in to her milionaire aunt's house. Didi, another warrior (but a rather clumsy one) follows her in order to protect her from a bad man who uses orfan children to make small robberies in town, and aims to invade the mansion. (Summary by jocimarjr)