Chiaki Tanimura Friends

A junior student from Ishiyama High and the previous leader of the Red Tails, as well as the second strongest Tohoshinki. She also has a crush on Oga but doesn't admit it.

Oga's only friend who is a non-delinquent and lacks any fighting ability. Although he sometimes acts rational and passive, he does have a small "evil" side and a perverted mind when it comes to girls.

A student of Ishiyama High and the heir of the Himekawa Group. He commonly uses underhand tactics to defeat his opponents and is a source of outside information.

The grandfather of Aoi and Kota Kunieda who masters the shingetsu style.

The weakest of the Tohoshinki with a malicious nature. He was easily defeated by Oga, but despite his loss, he's become loyal to his remaining subordinates and new allies.

Kaoru Umemiya is a Red Tails member.

A member of the Red Tails and its new leader after Aoi quit.

A strong fighter who becomes the earthly father of the Demon King's son, Beelzebub.

One of the quieter members of the Red Tails who often makes sarcastic comments.

Natsume is a student currently pursuing the 3 years and is one of the subordinates of Kanzaki. He is a soft spoken person.

A loyal underling of Kanzaki.

A talkative member of the Red Tails who often makes embarrassing statements.