Dangerous Jii-san Ja Anime Details and Episodes Watch anime online free in HD. Stream subbed and dubbed anime episodes with no ads, no signup. The best free anime streaming site — new episodes daily. Series info · Watch free · Trending anime · Airing schedule FormatMangaStatusFinishedSourceMangaCountryJapan Comedy Kids · Parody · Chibi · Male Protagonist Dangerous Jii-san Ja (Adaptation) · Dangerous Jiisan Ja (TV) (Adaptation) · Zettai Zetsumei Dangerous Jii-san (Prequel) · Nanto! Dangerous Jii-san (Sequel)