ookami_mio_(hololive_summer_2019)
The original bikini costume of Ookami Mio, first featured in the hololive Idol Project 2019 Summer. While initially not having a name, the swimsuit was given the name Summer Vacation in the Azur Lane collab on late 2019 as a limited-time skin.
It consist of a two-sided black hooded jacket worn over a white front-tie bikini with a leaf print and a side-tie bikini bottom, white shorts side slit shorts, a black thigh strap and black high-heel sandals.
Her official hairstyle with this swimsuit is very long hair tied into a wide ponytail with sidelocks and decorated with her usual eye glint hairclip.