A set of four official anthologies based on the Persona 4 universe and released by Koubunsha.

Based on the third Etrian Odyssey game.

4-koma parody of games by various artists.

Adaptation of Majin Tensei videogame. The manga is set after the great war of the late 1990s as Japan begins construction on a new capital city. Earthquakes cause massive destruction and rumors of demons have begun to emerge. The protagonist receives a warning and a demon summoning program.

Hato no Senki tells the story of a young man named Hato Yokoyama that plays a game called DDS-NET in which players can fight against demons. He encounters a Pixie being attacked by other demons and protects her. When the game prompts him to kill her to receive an item, he refuses and discovers a strange symbol has appeared on his hand. This symbol teleports him to an area where he meets a young girl that Hato assumes to be an NPC. Cu Chulainn appears addressing the girl as princess and assumes Hato is another demon. His demeanor changes when he discovers the icon on Hato's hand and explains that Hato is the Messiah. He asks Hato to become his ally in protecting the princess.

An anthology of stories set in the world of the video game "13 Sentinels: Aegis Rim."

An original story adaptation based on the third installment in the Etrian Odyssey franchise. Former Princess Celia Zoe Granvania and her Ninja retainer Fuuka hitch a ride on a merchant ship sailing to the magnificent Sea City of Armoroad, where an enormous World Tree of Yggdrasil looms over. Wanting to explore the vast labyrinth that it houses underneath, Celia hopes to uncover the reason why everything she once held dear is gone... [Source: MangaDex]

A 4-panel comedy of Juusan Kihei Boueiken.

The year is 200X. Jin, Akira and Lena are three child hood friends who like mysterious things. One day in the library, along with the mysterious transfer student Ami, they find the "Akuma Compendium". They chanted an incantation in the book and, to their surprise, devils appeared. Ami then told Jin and Akira that they are the Devil Children that will decide the fate of the world. She hands them their Devil Risers. The group then pass through the "Door of Time" to the land of Valhalla where they fight an evil ruler known as Imperius who plans on conquering all of the world. The Nakama of Jin is Rand, a Sol Lion, and Akira's is Gale, a Hylon. Source: ANN

Reiji Ooyama has always lived in the shadow of his father, an exceptional fighter. So he decided to go and train around the world in the hope of surpassing him. But on his return to Japan, he learns of his father's death. In his misfortune, he meets Annie Hamilton, another fighter, intrigued by the mark on his neck. A strange destiny seems to unite them, but they are not alone. They are soon joined by Keith Wayne, and the three of them set off on an adventure to unravel the mystery surrounding the mark. Targeted by warriors with strange abilities, using their fists to fight their way through, they discover the existence of the Gôketsuji clan and the identity of a terrible enemy. Friendships, rivalries and colossal battles are the watchwords of this story!

A comic anthology based on the game Shin Megami Tensei: Persona, released on the occasion of the psp port of the game.