Nagatsuki Kuron  

Natsuki, 九龍 ながつき

A young person from China who claims to be the legitimate offspring of Mutsuki has been featured in Happy Lesson Advance. This individual is highly skilled in Kung Fu and frequently competes with Chitose. Although they initially appear dressed in a red Chinese attire, they prefer to dress as boys. Additionally, it appears that this person is quite fond of Hazuki Yazakura.