I've already linked
his GVDB page dahling~ (unless you're one of those who can't access GVDB because of your connection region). But if you need visual assistance..
I can see that ass being useful for future projects

.
Not at all. The
inside label has a tendency to give their models monikers instead of fake names & they act independently from G@MES/HUNK-Ch
(may probably even be a separate company altogether, only that inside uses HUNK-Ch as their primary distributor platform, although this is purely from my observation
).
Manaya (眞矢) a.k.a. Itsuki (樹) also went by the moniker of Handsome Instructor (イケメンインストラクター) while he made videos for
inside before the main studio 'recruited' him

.