|Relatives||Moe Yabasawa (owner)|
|Manga Debut||Chapter 2|
|Anime Debut||Episode 2.5|
Yeti (イエティ, Ieti) is a white-handed gibbon and Yabasawa's pet. When the Sket Dan are tasked with watching him during Yabasawa's club activities, he steals a sphere full of explosive powder and leads them on a chase across the school grounds.
Yeti is a monkey with gray fur.
Yeti has an innocent appearance and is a mischievous pervert who is easily distracted by the presence of girls. At one point, he gropes Himeko, which results in him receiving a beating.