17-sai Kara Yarinaosu Propose Anime Details and Episodes "If only I had met you when we were in high school…" Osamu’s girlfriend refused his proposal with these mysterious words. And then after an accident, he… Series info Watch free DetailsFormatMangaStatusFinishedSourceOriginalCountryJapan GenresComedyRomance TagsTwinsReincarnationAge RegressionMale ProtagonistLove Triangle RecommendationsThe Revenge of My Youth: Re Life with an Angelic GirlFutago Matomete "Kanojo" ni Shinai?Tacchan, Docchi Toru?