Okayadoverse

The Okayadoverse is a fictional universe where all stories and plots created by Takemaru Inui (aka Okayado) exist in relativity to each other. The title is made by fans to refer to Inui’s various manga and anime works as a whole.

Stories in the Okayadoverse

 * Monster Musume: Everyday Life with Monster Girls
 * The story of Kimihito Kurusu and his life living with seven monster girls.


 * Living with Monster Girl
 * Stories of The Eight Brothers as they experience life with their monster girl girlfriends.


 * Monster Girl Report
 * The reports of John Smith, a "monster researcher", who goes out of his way to discover and document the mating habits and rituals of various monster girls.


 * MaMaMa: Magical Director Mako-chan’s Magical Guidance
 * The story of witch-in-training Mako Toudou as she attempts to redeem "Mister Libido" Onodera Junji so that she may graduate school as an accomplished witch.


 * 12 Beast
 * The story of high school student/ninja trainee Eita Touga who becomes embroiled in an adventure as the hero of "Live-Earth"; an alternate world where monster races are real and are being exterminated by the all-human Centegarde Empire.


 * Deadline Summonnr
 * Onodera Mamoru is just your average, video-game-loving high school kid…that is, until he’s suddenly transported into a parallel dimension filled with magic and adventure, where monster girls and mayhem await!

In-Universe Timeline

 * In Chapter 25, the notice of temporary closure states that the convenience store would reopen on the 19th of May (Monday), revealing that the events of this chapter happen before this date.

Trivia

 * 12 Beast may exist as a media product in the Monster Musume world as Chapter 19 shows Kimihito wearing a 12 Beast t-shirt while additionally, in the Blue Ray edition of Episode 9 of the anime, a group of cosplayers dress like the harpies Aero and Jawea from 12 Beast.
 * Bicycle Police Officer was originally meant to be a cameo by one of The Eight Brothers from the Living with Monster Girl series but he grew to become his own character.
 * The shop clerk of Libido Doujin is a cameo of Junji Onodera; the male lead from MaMaMa: Magical Director Mako-chan’s Magical Guidance, while Sweetie Witch Makochan is an allusion to Mako Toudou; the female lead from the same manga.