age gap, alien, aliens, asia, comedy, coming of age, drama, earth, ecchi, ensemble cast, heterosexual, humanoid alien, interspecies relationship, japan, kuudere, love triangle, male protagonist, new, non-human protagonists, older woman, younger man, original work, present, romance, romantic comedy, school, school life, sci fi, sci-fi, science fiction, science-fiction, seinen, slapstick, slice of life, student-teacher relationship, sudden girlfriend appearance, teacher, teachers, verbal comedy
age gap, alien, aliens, comedy, drama, ecchi, eroticism, fantasy, harem, heterosexual, kuudere, non-human protagonists, older woman, younger man, original work, present, romance, romantic comedy, school, sci-fi, science fiction, science-fiction, slice of life, teacher
adult audience only, comedy, harem, hentai, moe, older man, younger woman, older woman, younger man, present, romance, slapstick
animals, based on a novel, birds, cgi, child protagonists, coming of age, contemporary fantasy, drama, elementary school, environmental, family friendly, fantasy, genius, hero of strong character, male protagonist, mystery, novel, older woman, younger man, penguins, philosophy, present, primarily child cast, romance, rural, school, sci fi, sci-fi, science fiction, science-fiction, slice of life, slice of life drama, swimming, urban fantasy
adult audience only, episodic, hentai, moe, older woman, younger man, present, romance, slice of life
adult audience only, drama, excessive violence, hentai, older man, younger woman, older woman, younger man, present, school
adult audience only, harem, hentai, older woman, younger man, present
adult audience only, hentai, older woman, younger man, present, school
age gap, based on a doujinshi, comedy, daily life, ecchi, episodic, female protagonist, heterosexual, large breasts, lgbtq+ themes, maid, maids, male protagonist, manga, mansion, ojou-sama, older woman, younger man, romance, romantic comedy, romantic subtext, shounen, slice of life, tanned skin, tsundere
adult audience only, harem, hentai, older woman, younger man, present
adventure, age gap, alternative world, arranged marriage, based on a manga, comedy, coming of age, drama, fantasy, female protagonist, foreign, hero of strong character, heroine of strong character, heterosexual, historical, lifestyle change, magic, manga, older woman, younger man, romance, royal affairs, royalty, shoujo
4-koma manga, age gap, based on a 4-koma manga, based on a manga, boarding house, comedy, crossdressing, cute girls doing cute things, daily life, ecchi, female harem, female protagonist, gender bender, gyaru, harem, heterosexual, male protagonist, manga, middle school, neighbors, nudity, older woman, younger man, present, primarily female cast, primarily teen cast, romance, romantic comedy, school, school life, seinen, slice of life, unrequited love
adult audience only, comedy, coming of age, hentai, heroine of strong character, heroine of weak character, older woman, younger man, present, romance, slapstick
adult audience only, hentai, older woman, younger man, present, romance
action, action comedy, based on a manga, bionic powers, bisexual, comedy, coming of age, contemporary fantasy, deity, ecchi, fantasy, female harem, fighting-shounen, gods, harem, loli, magic, manga, martial arts, middle school, moe, mythology, nudity, older woman, younger man, present, romance, school, school life, seinen, slapstick, small breasts, super power, supernatural, swords & co, youkai
adult audience only, hentai, older woman, younger man, present, school
adult audience only, hentai, older woman, younger man, present
adult audience only, episodic, hentai, older woman, younger man, present
adult audience only, hentai, older woman, younger man, present, school
adult audience only, hentai, older woman, younger man, present, school