Yuujin A  

A-chan, 友人A

Yuujin A (友人A) is an individual responsible for managing Soras live streams' technical aspects. Although she was initially mentioned or shown in a few videos with a roughly-drawn female face wearing glasses and a hair tie, she received a full design in July 2018. On September 7, 2020, A-chan got a new 3D model. She works behind the scenes at Hololive and is featured in several "Holo no Graffiti" episodes.