selen tatsuki (3rd costume)

The third costume of Nijisanji EN's Selen Tatsuki, as seen in this Twitter link.

It is a casual outfit featuring a black jacket outer layer, white hoodie inner layer with a bear theme, single bear-themed thigh strap on her right leg, boots, and multiple bandaids on her knees.

This tag implicates selen_tatsuki (learn more).