Eien no Zero Anime Details and Episodes Kentaro, 26 years, is a NEET. At the request of his sister Keiko, the young man plunges into his family past. Kyuzo Miyabe, his grandfather, was a fighter… Series info Watch free DetailsFormatMangaStatusFinishedScore64/100SourceNovelCountryJapan GenresActionDrama TagsMilitarySeinenHistoricalAviationWar RecommendationsKamigami no ItadakiZipangShiden Kai 343Senjou Manga Series