Koi wa Ii kara Nemuritai! Anime Details and Episodes A story about a guy who just wants to sleep and an annoying kouhai who won't let him. Series info · Watch free · Trending anime · Airing schedule FormatMangaStatusFinishedScore61/100SourceOriginalCountryJapan Comedy · Ecchi · Romance Female Protagonist · Iyashikei · Primarily Female Cast · Shounen · Heterosexual · School · Love Triangle · Male Protagonist · Primarily Teen Cast Nanashino Kotori wa Nemurasenai (Alternative) Sakurai-san wa Kizuite Hoshii · Yancha Gal no Anjou-san · Saeki-san wa Nemutteru · Uzaki-chan wa Asobitai! · Tomodachi no Imouto ga Ore ni dake Uzai · Ijiranaide, Nagatoro-san · Kaette Kudasai! Akutsu-san Akira Kasugai · Kotori Nanashino · Tsubasa Chita (Supporting) · Chiyo Kasugai (Supporting)