Atsui

Atsui is a ninja from Kumogakure and a member of the First Division. He is also Samui's brother.

Personality
In contrast to his sister Samui, Atsui has a rash and hot-headed attitude.

Appearance
He has medium length light colored hair cut in an asymmetrical bowl cut style. He wears a sleeveless Kumogakure uniform along with the flak jacket. He also has bandages on his forearms, shin guards, and the kanji for "heat" (熱, netsu) tattooed on his left shoulder.

Trivia

 * means "hot" in Japanese (in reference to temperature), as a contrast to Samui's name.