Base: Mermaid Island
Type: Liberator (A-Virus)
Eye Color: Dark Violet
Hair Color: Dark Blue
Hyouko Yundou is a Liberator of Mermaid Island who serves as one of Charlotte Scherzen's most trusted followers and Futaba's Partner.
(Source: Valkyrie Drive Wiki)
Content compiled by AnimeList.moe from publicly available sources.
