Watch Dangerous Jii-san Ja Watch now on Miruro - Free Anime Streaming 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 DetailsFormatMangaStatusFinishedSourceMangaCountryJapan GenresComedy TagsKidsParodyChibiMale Protagonist RelatedDangerous Jii-san Ja (Adaptation)Dangerous Jiisan Ja (TV) (Adaptation)Zettai Zetsumei Dangerous Jii-san (Prequel)Nanto! Dangerous Jii-san (Sequel)