mysta rias (2nd costume)
The 2nd and final costume of Nijisanji EN's Mysta Rias, as seen in post #6252862. It reflects the pre-Luxiem detective lore of his character.
In it, he wears a plaid capelet and plaid coat in the Sherlock Holmes style, white shirt, capri pants, pantyhose, brown leather shoes, red scarf, fox-themed monocle on his left eye, doberman-themed hat, and is holding a smoking pipe and a briefcase. His hair is tied to a short ponytail to his left.
This tag implicates mysta_rias (learn more).