The uniform worn by the crew of Utnapishtim's ship during the final arc in Blue Archive.
Officially, it is only worn by Rin (Blue Archive), Ayumu (Blue Archive), Momoka (Blue Archive), Yuuka (Blue Archive), Himari (Blue Archive), Ayane (Blue Archive), Kayoko (Blue Archive), Ako (Blue Archive), and Hanako (Blue Archive).
It consists of a White Dress, a Black Necktie, White Gloves, a Garrison Cap and Boots. Rin (Blue Archive), as the captain of the ship, additionally wears a Long Coat.