Ore no Sora: Keiji-hen Anime Details and Episodes Yasuda Ippei is the son of Yasuda Seijiro, the head of Yasuda Group, Japan's biggest business conglomerate. Although he is the son of a distinguished… Series info Watch free DetailsFormatMangaStatusFinishedSourceOriginalCountryJapan GenresActionDramaMystery TagsSeinen RelatedOre no Sora: Keiji-hen (Adaptation)Ore no Sora (Prequel)Ore no Sora: Sanshirou-hen (Sequel)