Kinsei no Rivere Anime Details and Episodes Kugami Sugara just wants to lead a peaceful school life. But being chosen by the beautiful and talented Shirasagi Yui to be her pseudo 'sister', her life… Series info · Watch free · Trending anime · Airing schedule FormatMangaStatusFinishedScore58/100SourceOriginalCountryJapan Comedy · Slice of Life Yuri · Primarily Female Cast · Female Protagonist · Primarily Teen Cast · Love Triangle · Twins · School · Boarding School Kankaku Kyouyuu Maid-san! · Ojou-sama wa Love Come no Shujinkou ni Naritai!