saegusa akina (4th costume)
The current default outfit of Nijisanji's Saegusa Akina, as seen in post #6594470 and revealed on March 2022, replacing his original default.
His new default outfit consists of a black hooded jacket with red-black straps on either side, black shorts, long black socks underneath, and white sneakers. He originally used a black shirt under the jacket, but a white shirt version was made permanent from April 2022 onward.