Manga Nijiiro Days

"Nijiiro Days" tells about the lives of four schoolchildren: the hopeless romance of Natsuki Hashiba, the sadist Keiichi Katakura, the playboy Tomoya Matsunaga and the intelligent otaku Tsuyoshi Naoe. Despite fighting for their studies, they spend their days having fun and romantic adventures. On Christmas Eve, Natsuki is thrown by a woman. Crying alone, he gets a pack of napkins from a girl in a Santa Claus costume, and in return, he gives her a scarf originally designed for his ex-girlfriend. When the vacation ends and Natsuki breaks into the classroom, he learns that a lady named Anna Kobayakawa, who fortunately walks to the same high school as him! After falling in love with Anna, Natsuki rushes to become closer to her, despite his friends interfering in his plans.