based on a light novel, childhood friends, comedy, ecchi, heterosexual, high school, love polygon, love triangle, male protagonist, novel, otaku culture, present, romance, romantic comedy, school, school life, shounen, siblings, slice of life, tomboy, twins
advertisement, commercials, future, new, non-human protagonists, promotional, robot helper, robots, robots & android, sci fi, sci-fi, science fiction, science-fiction, short episodes, slice of life