Rika is a shy girl in Sakura's class. She is engaged to the teacher, Mr. Terada. (in the manga) Anyways, she blushes everytime he talks to her. The rest of the class doesn't know that they are engaged. She and Mr. Terada like to sit and talk very much. They spend a lot of time together during breaks. When the other children have free time, they go to the Library. Rika is very quiet and sweet. She also plays piano.