elu (8th costume) (nijisanji)
The eighth costume of Nijisanji's Elu, as seen in post #6638726.
Her eighth and current default outfit gives her a shorter hair length, while she trades her legwear for white socks and loafers and she dons a short-sleeved frilled red dress with red ribbon trim.
This tag implicates elu_(nijisanji) (learn more).