

The fifth arc, Red Dragon Emperor of the Blazing Truth × White Dragon Emperor of the Morning Star: The True Dragon(s) of the Kuoh Academy (燚誠の赤龍帝×明星の白龍皇 -駒王学園の真なる龍(ハイスクールD×D)), starts at volume twenty-two and is the final arc of the series ending at volume twenty -five.

The fourth arc, The Legend of Oppai Dragon and his Lively Companions (おっぱいドラゴンと愉快な仲間たちの伝説 Oppai Doragon to Yukaina Nakamatachi no Densetsu), follows volumes fourteen through twenty-one. The Heroic Oppai Dragon (英雄(ヒーロー)おっぱいドラゴン Hīrō Oppai Doragon) follows volumes seven through twelve. Birth of the Breast Dragon Emperor (乳龍帝誕生 Chichiryūtei Tanjō) is the second story arc and follows volumes three through six. The first arc, titled The Red Dragon Emperor's Awakening (赤龍帝覚醒 Sekiryūtei Kakusei), ran through the first two volumes. Ishibumi has grouped the light novels into story arcs.

The first volume of High School DxD was released by Fujimi Shobo on September 20, 2008. He is later brought back to life as a devil by Rias Gremory, a beautiful crimson-haired girl who is the heiress of the Gremory Family of devils and President of the Occult Research Club, and must work his way to the top so that he may one day fulfill his dream of building a harem. The series follows Issei Hyodo, a lecherous high school student attending Kuoh Academy who is killed on his first date. It has been published in Dragon Magazine since Septemunder the Fujimi Fantasia Bunko imprint. High School DxD is a light novel series written by Ichiei Ishibumi and illustrated by Miyama-Zero.
