Family Name: Saitou
Given Name: Takamaru
Age: 15
Group: Explosives Committee member

Takamaru and his father are both skilled hair cutters. His father was once a ninja, but had completely forgotten everything because of his business. Takamaru later entered the ninja school. When faced against an enemy, Takamaru will often change their hairstyle into something bizarre to make them lose the will to fight.

Family Name: Ayabe
Given Name: Kihachirou
Age: 13
Group: Manners(?) Committee member

I don't see this guy very often, but when I do, he always seems to be carrying a shovel with him.

Family Name: Taira
Given Name: Takiyashamaru
Age: 13
Group: Fitness Committee member

Takiyashamaru is known for being the most skilled with using the senrin, it's like a ring-shaped shuriken. He is also known for his unparalleled pride. He thinks that he is the most amazing person at the school with adoring fans everywhere. (In reality, no one really likes being around him.) If anyone ever happens to meet him, he will start talking about himself with seemingly no way to stop him.

Family Name: Tamura
Given Name: Mikiemon
Age: 13
Group: Financial Committee member

If you're talking about cannons, Mikiemon is the most skilled in the entire school. He is also considered to be Takiyashamaru's rival.