オットバス Ottobasu
Ottobas are a beast from [[Made in Abyss]].

The Ottobas are large amphibious [[animal|animals]] that live deep within the bottom of the 2nd layer of the Abyss, in the area around the borders of the Inverted Forest. They somewhat resemble modern-day real life pachyderms such as hippopotamuses or rhinoceroses.
ottobas