Marmalade Boy Little

小石川朔

松浦立夏

松浦遊

小石川光希

Miki Koishikawa was a high school student at TokyoHigh School. She participated in their tennis team before going to college, where she joined a different team. She had a part-time job working at Bobson's, a ice shop.

Bio from Fandom, licensed CC BY-SA

秋月茗子

Meiko is Miki’s best friend, and often keeps secrets. Meiko is the only child of wealthy parents and is very mature and beautiful. However, her family life is troubled because her parents are unfaithful to each other and constantly argue. She falls in love with Shinichi Namura, her high school teacher, after realizing that he has the maturity that she craves, but their relationship as teacher/student proves to be a huge hindrance. After finally gaining her parents' approval, they are able to marry and have a son named Aoi.

Bio from Fandom, licensed CC BY-SA

三輪悟史

In the third physical volume; Wataru Yoshizumi says in the "Free Talk" section that it belongs to the Sagittarius sign and is AB blood . Satoshi is the student body president and a third year student. Many girls are interested in him, but he is only interested in Meiko, and tries to get her to like him in place of Namura. However, his crude sense of humor does not impress Meiko, who thinks he is an irresponsible playboy. They go out for a time, but Meiko is unable to overcome her feelings for Namura. Satoshi tries several times to make her forget Namura, but eventually he sees that he has no chance to win her over and stops his romantic pursuit of Meiko, staying friends with her instead.

Bio from Fandom, licensed CC BY-SA

土屋蛍

Kei Tsuchiya (土屋 蛍 Tsuchiya Kei) is Miki's coworker at Bobson's ice cream parlor who is a talented but troubled pianist.

Bio from Fandom, licensed CC BY-SA

鈴木亜梨実

She convinces Yuu to be her "boyfriend" for three months, during which they act as a couple on a trial basis. Arimi attempts to make Yuu to fall in love with her during this time, but fails. At the end of the three months, he still thought of her as a friend. After Yuu joined Toryo High School, Arimi and Yuu lost contact, however, Yuu keeps a picture of them together in his diary, for unknown reasons.

Bio from Fandom, licensed CC BY-SA

佐久間すず

Suzu Sakuma (佐久間 すず Sakuma Suzu) is Satoshi's younger cousin who is a well-known teen model who loves beautiful things. After seeing Yuu's picture, she fell in love with his looks and requested that he be included in a cosmetics commercial that she was shooting. Afterwards, she asked Satoshi to arrange for Yuu to become her math tutor. Feeling that Miki is too plain for Yuu, then believing that Miki is cheating with Kei and that Meiko loves Yuu, Suzu tries to break up Yuu and Miki's relationship. When her efforts cause Miki and Yuu to fight, she feels bad and apologizes. She later meets and begins following Kei, after seeing him play the piano. She admires him and they fall in love. They date for 13 years and put off getting married as Kei’s band becomes internationally famous. After much talk between them, they decide to get married and later have a baby girl named Rion.

Bio from Fandom, licensed CC BY-SA

小石川仁

Jin Koishikawa is Miki's father and an accountant who works at a bank. He married Miki's mother Rumi after breaking up with his old girlfriend Chiyako and helping Rumi over her own break up with her boyfriend Youji. They moved to England and had Miki

Bio from Fandom, licensed CC BY-SA