Kouji Seo (瀬尾 公治, Seo Kōji, born July 26, 1974) is a Japanese mangaka whose works tend to have a strong focus on romance. Most of his series take place in the same universe, where characters from a previous series often have cameos in his currently running series.
His work includes:
- Half & Half
- W's
- Cross Over
- Suzuka
- A Town Where You Live
- Princess Lucia
- Love Plus Rinko Days
- Fuuka
- Hitman
- The Café Terrace and Its Goddesses
- Ano Shima no Uminesō