Mumei is Shachimu, whose name is Tarah. She has an active and current boyfriend named Marcel.
https://streamable.com/8g0f8h https://streamable.com/cao0jsBoth Kronii and Mumei unprivated their roommate's twitter september 19th at the same time, both with some deleted tweets after making it public.
All BF-ish posts on Mumei's account have been deleted - Mumei's BF privated his twitter and changed his profile picture at the same time she made it public (BF twitter -
https://twitter.com/jviarcelMumei -
https://twitter.com/shachimu)
