Collection of short stories by various mangaka about the misadventures of Tomoko Kuroki.

Aizawa Katori goes to a school with an unusual rule. The nearby, separate school building is full of elite male students, and the school wants to prevent any of the female students from getting involved with them. For this reason, all the girl students are required to wear masks! Katori wears a horse-head mask, but she hasn't given up on getting through to her long-ago childhood friend and crush, Shinra. Shinra also has a crush on Katori from when they were children, but he does not recognize her as the strange horse-headed girl who speaks to him! (Source: MangaHelpers)

Because of his little sister, high school student Tarou (Placeholder) is transferred to an otome game as the heroine. The more he tries to avoid the handsome love interests, the further he advances into their love routes! In the end, will he be able to return to his original world?! And will he be able to protect his chastity?! (Source: Shonen Gangan, translated) *Note: Chapter count ncludes the original two-part story as prologue, plus five volume bonus chapters, four extras chapters, four "Ore Hero" Arasuji Manga Gekijou chapters, and a Shonen Gangan 30th Anniversary bonus manga.*

After, before, and in the middle of "Horimiya"! The popular web comic "Hori-san and Miyamura-kun" is back! After the completion of the main story, the "omake" of the two and the people around them that have continued to be drawn will be published in book form by HERO! Enjoy the episodes that are too good to be left as "omake", which are a mixture of the past, future, and present! *Note: There was a physical release from 2012 to 2021 for a total of 15 volumes. The web manga version is still ongoing.*

In a certain town exists a laboratory named "King Lab" that houses genius scientists who have way too much time on their hands. One day, the culprit of a series of murders arrives at the King Lab and a strange dark comedy begins to unfold...

Otaku and Fujoshi—natural enemies that fight ceaselessly online but ignore each other in real life. But for this otaku and fujoshi who eventually marry one another, this is their love story!

Ever since the School Island Incident, in which the four Kings were involved, the Silver Clansman, Kuroh Yatogami and Neko were on their search for their master Shiro. Unable to find any leads to Shiro, the two were in a gloomy mood until they ran into Homura members, Rikio Kamamoto and Anna Kushima, who were apparently being chased by someone... (Source: Official Movie Pamphlet)

Just before the completion of the Academy City space elevator "Endymion", the main characters Kamijou Touma and Index encounter a level 0 girl named Arisa. The Magicians are after Arisa, and they attack Academy City. A female leader named Shattoaura leads a unit from Academy City against the attack. Kamijou and Index learn from Stiyl that Arisa is key to a brewing war between the sides of Magic and Science. When science and magic cross paths, the story begins with Endymion as its stage!

Every ten years, a young woman is offered as a sacrifice to the mountain god. When the tengu goes to see the sacrifice, he finds out that the sacrifice actually volunteered for the role. And the sacrifice turns out to be a young…. boy. (Source: The Zero Alliance) 3rd Place winner of the Fresh GanGan 2011 Autumn Event

A warrior, plundering the people for money, finds a military dog, a creation that with the power of a dog and the intelligence of a human and takes the dog in as his own and becomes the dog's master.

The two planets of Inferia and Celestia are bound together by the 'Orbus Barrier' to make Eternia. A young girl, Meredy, from Celestia is sent to Inferia to gain the help from the Inferia summoning elements, 'The Greater Craymels'. Their purpose is to aid the prevention of a crash-course collision of the two worlds, known by the denizens of both worlds as the 'Grand Fall'. Upon landing in Inferia, she joins the entourage of 3 young villagers named Rid, Farah, and Keel in her journey. Based on the game Tales of Eternia by Namco.

A playboy goes after an innocent-seeming girl, having no idea what he's getting into. *Note: Originally posted on Twitter. On April 25, 2025 it was announced that the manga got licensed by Gangan Pixiv.*