Shugo Chara! (2007) : 3x10

Amu, Ran, Miki, Su, and Diamond overhear Tadase talking to Kukai. He says that there is a girl he that is always on his mind and he can't sleep at night when he thinks over her. He also says that she is really cute. Kukai decides to help Tadase with the girl. Amu is shocked and devastated. Her stubborn character comes out again and at the Royale Garden Kukai stops by and meets Rikka and Hikaru. Hikaru addresses him as the former jack who stops by because he has nothing to do. Kukai defends himself by saying that he gives the Guardian's advice and brings up Tadase's "cute little problem". Amu goes home and consoles herself with food. Amu's Shugo Chara go to Tadase's to investigate and see him, Kukai, and a pretty girl conversing. Kiseki sees them and apologizes that he and Tadase already have a guest before he could finish his line Amu's Shugo Chara yell at him angrily then go home.