Suki Kirai Suki (tsukishima Haru)

From Day of the River:
Inoue Azusa's classmate, Saito, is extremely good looking but he's got a pretty bad personality. However, he carries out his own principles and can be considerate at times. Azusa gradually becomes attracted to him. On the other hand, Azusa's classmate since junior high, Kou, is not only super handsome but he confessed to her…!?
From Evil Flowers:
Inoue Azusa's classmate, Saito, is extremely good looking, but he has the worst personality ever. For some reason, he started noticing Azusa and gets her in a lot of trouble. Although he's very annoying, Azusa gradually becomes attracted to him. However, Azusa's classmate, Kou, is not only handsome and is the president, but towards Azusa he is...?!