Seiemon Sakuragi

A graduate of Ninjutsu Academy and former Physical Education Committee Chairperson of Class 6-Ro. He and Ito are the original male-female rivals. When he gets angry or even when he laughs, his expression shifts into that of a "Bodhisattva-Yaksha." His specialty weapon is the Swing Staff.

Kanbe Wakaoji

A graduate of Ninjutsu Academy and former Library Committee Chairperson of Class 6-Ro. A hard-working man who does nothing but sigh whenever Seiemon Sakuragi and Ito Zenpouji start fighting. His specialty weapon is the Konpei.

Ouji Sasuga

A graduate of Ninjutsu Academy who studied abroad in Portugal with Koun Saionji. Former Equipment Committee Chairperson of Class 6-Ha. He thinks to himself, "Those guys never learn, fighting every time they see each other's faces." His specialty weapon is the Katana. Catchphrase: "It's a showdown!"

Koun Saionji

A graduate of Ninjutsu Academy who studied abroad in Portugal with Ouji Sasuga. Former Health Committee Chairperson of Class 6-Ha; he served on the committee alongside Ito Zenpouji.

Sixth-Year Students

The current sixth-year students of Ninjutsu Academy. Monjiro Shioe (Class 6-I): Accounting Committee Chairperson, skilled with the Fukuro-yari. He deeply respects his two female and four male seniors. Catchphrase: "Gingin!" Senzo Tachibana (Class 6-I): Manners Committee Chairperson, uses Horoku-hiya. He is very uncomfortable around Seiemon Sakuragi because his face is scary. Catchphrase: "Perfect." Choji Nakazaike (Class 6-Ro): Library Committee Chairperson, uses the Jouhyou. He respects Kanbe Wakaoji and the other five seniors. Catchphrase: "Moso." Koheita Nanamatsu (Class 6-Ro): Physical Education Committee Chairperson, uses Kunai. Though he respects his predecessor Seiemon Sakuragi, he is so terrified that he tries to run away, only to be caught. He loves the other five seniors. Catchphrase: "Ike-ike-dondon!" / "Nahaha! Don't sweat the small stuff!" Tomesaburo Kema (Class 6-Ha): Martial-arts focused Equipment Committee Chairperson. He truly respects his seniors. Since he has known Ito and Saki since he was a first-year, he addresses them with "-san." Catchphrase: "It's a match!" Isaku Zenpouji (Class 6-Ha): Health Committee Chairperson, uses the Ranteiken. A kind man who respects the five seniors and his older sister from the bottom of his heart. He always tells them to come to the health office when injured. Catchphrase: "How unlucky!"