Eternal Boys Anime Details and Episodes "The Mature Idol Project" The latest project proposed by Manpuku Etertainment productions, in a bid to revive the company. Experienced in the successes… Series info · Watch free · Trending anime · Airing schedule FormatMangaStatusFinishedSourceAnimeCountryJapan Music · Slice of Life Shoujo · Male Protagonist · Primarily Adult Cast · Idol Eternal Boys (Source)