A Holostars virtual YouTuber, part of the group/unit Uproar. Character designed by Tatsuta Age.
The party animal manga artist (hence his personal emoji of a paintbrush (🖌️)). See also Hizaki Gamma (artist) for artworks made by him.
See post #5335312 for reference sheet.
He is portrayed with aqua eyes and two-tone red hair with orange sides, with a purple streak on the nape.
For his outfits, see the corresponding pages.