Momoko is a childhood friend and classmate in junior high school of Chizuru; she is nicknamed Momo. She constantly hangs around Chizuru and is visibly annoyed when Chizuru socializes with others, or even if someone simply sits too close to her. Momoko inevitably starts fighting Saori, who does not particularly respect Chizuru, when they talk.
She is a bodacious teacher in training who is quite ditsy,clumsy and pretty much not good with directions which is why she has difficulty when it comes to finding her way around campus. She aims to become an elementary school teacher once her training is completed, she also hopes to teach swimming to elementary school kids, though she isn't much of a swimmer and has yet to rely on Muroto who is a good swimmer to help her improve on it. (Source: Animefreak)
Karen is a leader of flower tribe. In past, she had romantic feelings for her best friend Kyoko. She is a girly, glamorous girl. She is a Flower Stranger. Karen is afraid of men and everytime some men touch her she cries. She fell in love with Mitsuru Kikurage. For some reason when he touches her she doesn`t cry. Kikurage told Karen not to go out of his flower garden, because he actually wanted to sell her. Karen knew it from begining, but she thought that he would grow to love her so much that he wouldn`t sell her. But Kikurage still went to the black-market auction to sell her. But Kyoko stoped him and escaped with Karen. Kikurage fell into water but Karen still saved him.
Height: 150 cm Seijou Girls Academy first year student who belongs to the kendo team. She's a dorm student and is Yasumi's roommate. Though she only started kendo in high school and has only been learning for not even half a year, because of her high, natural athletic ability, strong determination, and the will the win, those three pillars of strength have her pegged as the next ace. She has many varied, passing interests in a variety of things but is a bit bothersome about a certain genre of music. When she entered high school, it was vital for her to join the light music (rock) club, but since it didn't exist, she abandoned the idea and followed Yasumi into joining the kendo team. Her seiyuu is Ookubo Aiko in the Aoi Shiro visual novel game and drama CDs. (Source: solelo)
Momoko used to be on the same Judo team as Yudai and currently goes to the same school as Maki.