Nomori

Nomori (の森) is a giant worm ayakashi under Sakon's command.

Plot
In the anime, Nomori is given the task of drinking all of the water from the Colorless Swamp, in a failed attempt by Kokuboro to gain access to Lord Uro's dimension.

Powers & Abilities
Unquenchable Thirst: Nomori has an unlimited ability to drink liquids.

Trivia

 * Nomori is an anime-only character: in the manga, Gagin drinks the swamp water instead.