With his parents abroad, Kimihito Kurusu lived a quiet, unremarkable life alone until monster girls came crowding in! This alternate reality presents cutting-edge Japan, the first country to promote the integration of non-human species into society. After the incompetence of interspecies exchange coordinator Agent Smith leaves Kimihito as the homestay caretaker of a Lamia named Miia, the newly-minted "Darling" quickly attracts girls of various breeds, resulting in an ever-growing harem flush with eroticism and attraction. Unfortunately for him and the ladies, sexual interactions between species is forbidden by the Interspecies Exchange Act! The only loophole is through an experimental marriage provision. Kimihito's life becomes fraught with an abundance of creature-specific caveats and sensitive interspecies law as the passionate, affectionate, and lusty women hound his every move, seeking his romantic and sexual affections. With new species often appearing and events materializing out of thin air, where Kimihito and his harem go is anyone's guess! [Written by MAL Rewrite]

There are eleven girls that consist the C-class Ongaku Shoujo idol unit under Pine Records. Despite generating red sales marks and not being very popular, Producer Ikebashi and the members are trying their very best to up their levels. Nevertheless, Ikebashi suggests recruiting a new member for Ongaku Shoujo; someone who can act as a catalyst for the success of the group. Thus, an audition was opened, leading to the soon-to-be legendary group's meeting to a girl named Hanako. (Source: MAL News)

The majority of the Matsuno household is comprised of six identical siblings: self-centered leader Osomatsu, manly Karamatsu, voice of reason Choromatsu, cynical Ichimatsu, hyperactive Juushimatsu, and lovable Todomatsu. Despite each one of them being over the age of 20, they are incredibly lazy and have absolutely no motivation to get a job, choosing to live as NEETs instead. In the rare occurrence that they try to look for employment and are somehow able to land an interview, their unique personalities generally lead to their swift rejection. From trying to pick up girlfriends to finding the perfect job, the daily activities of the Matsuno brothers are never dull as they go on all sorts of crazy, and often downright bizarre, adventures. Though they desperately search for a way to improve their social standing, it won't be possible if they can't survive the various challenges that come with being sextuplets! [Written by MAL Rewrite]

One could say that freshman college student Tadayasu Sawaki has a wide range of vision. He has a peculiar ability that allows him to see microorganisms with the naked eye. Sawaki can see all sorts of microbes, from the fungi that cause athlete's foot to the yeast used to make alcohol, with him perceiving his little friends as cute chibi creatures. Attending an agricultural university, his talent piques the interest of numerous professors, including Professor Itsuki, who specializes in fermentation. Sawaki starts school indifferent toward his ability, choosing an agricultural school in Tokyo. However, with the help of the eccentric community around him, he slowly learns to appreciate these visible microbes and his talent. The whimsical cast of professors and classmates attending the university almost makes Sawaki seem normal despite his ability. [Written by MAL Rewrite]