Age: >5000 years

Hair: salmon pink

Eye Color: emerald green

Affiliation: Kaiju Eugenicists (formerly), Dynazenon (currently)

Origin: China, later transported to the Sakuragaoka museum in Japan

Gauma was a former Kaiju user affiliated with the Kaiju Eugenicists but defected from them and fights against their Kaiju using Dynazenon.

(Source: Gridman Wiki, Ultraman Wiki)