Tsuna-chan, a beautiful girl with a big butt, is the support partner for this time. She originally puts a small tsuna-chan in a swimsuit that is one size smaller. By getting wet in the bathroom, she fits tightly as if tightening Tsuna's body. In addition, the entangled lotion and oil make the school water and the girl stand out more. Morimanteca Butt Sujima ○ Ko. All the elements necessary for school water are in this one.
