5kg Eul Wihayeo! Anime Details and Episodes The Diet Challenge of Korea’s Average-Weighted Girl, Osu. Series info Watch free DetailsFormatMangaStatusFinishedSourceOriginalCountryKorea GenresComedyRomanceSlice of Life TagsFemale ProtagonistPrimarily Adult CastFull ColorForeignFood RecommendationsPlus-Sized ElfDumbbell Nan Kilo Moteru?