Nikoniko Nikki Anime Details and Episodes Kei is a young, not-so-successful screenwriter. One day, she finds an unexpected vistor at the door of her apartment. A little girl named Niko, a secret… Series info Watch free DetailsFormatMangaStatusFinishedScore59/100SourceOriginalCountryJapan GenresComedyDramaRomanceSlice of Life TagsJoseiAdoptionFound FamilyFemale ProtagonistComing of Age RecommendationsSekai de Ichiban Yasashii OngakuIkoku NikkiHigh Teen BoogieAlice to Amaryllis