Kaiju No. 8: Relax Anime Details and Episodes A comedic spin-off about the off-duty activities of Defense Corps members. Series info Watch free DetailsFormatMangaStatusAiringScore59/100SourceMangaCountryJapan GenresComedySci-FiSlice of Life TagsShounenPrimarily Adult CastWorkEnsemble Cast RelatedKaiju No.8 (Parent Story) RecommendationsSakamoto Holidays CharactersKafka HibinoReno IchikawaKikoru Shinomiya