Puchi Egoist(2002)

Puchi Egoist

She has been so busy with work that she hasn't even cleaned cleaned her room for six months, after breaking up with her sexist boyfriend who insisted that a woman should stay at home. Tamate is an editor at a fashion magazine who would rather have a "wife" than a "man." One day, she meets a young man who is an assistant to a popular manga artist. He is a playboy with poor taste in clothes, but he is an excellent cook, and Tamate hatches a plan to marry him...

(Source: Shogakukan, translated)