High school student, Kisaragi Takeru who had gained special physical abilities from the accident of his past, lives in a modern society without changing much though uncomfortable. However one day, a mysterious...

Itsuki Minamori has fallen asleep in class and dreams about a girl from his past. He is awakened by Haruna a girl who apparently has a crush on him, but her friend Chihaya Yuuki tells her to stay away from this...

He is a Super Special Agent, and is also the Judge of the Dark World, and still has a terrifying reputation as the Mercenary King. Confidently he is returning to a place in the past, the proud agent is now...

A boy with the power to create the strongest weapon meets a girl who must take his sword in her hands to save the world.

18 years ago, a powerful monument was discovered on a mysterious island. The monument contained data only certain people could extract – who became students of the island’s school. By being able to extract the...

Short stories about the past from the girls of the manga Trinity Seven. Volume 1 - Takes place between chapters 38 and 39 of the main manga.

The ultimate book that complements "Trinity Seven" such as character introduction and magic analysis! A special dialogue between Kenji Saito and Akinari Nao and a newly drawn comic are also posted. In addition,...