Yuzuko

Yuzuko is a Summoner-Apprentice and a member of the D.D.D. She participartes in the Operation Capture as a member of the Watermaple Consulate Raid Party. Later, she joins the Shibuya Raid Team.

Fallen Guardian arc
Yuzuko participates in the Watermaple Consulate Raid Battle as a member of team E, alongside Seine, she summons a Salamander to attack Enbart Nelles. She later appears in pajama party.

Homesteading the Noosphere arc
Along with Kitsunesaru, Richou, Rieze, and Kushi Yatama, Yuzuko is among the five D.D.D members (or former member, in Kushi's case) that participated in the Shibuya Raid.

Trivia

 * Yuzuko is one of the D.D.D members that comes from D.D.D Diaries.