One of the voices of Kirisame Marisa in Atouda Ako's Kuso☆☆☆☆, by far the most popular one. Didn't really understand the Cookie community before agreeing to be in the voice drama. Has stayed relatively silent since then, largely disappearing by 2016.
Starting in 2017, MADs of her started to get created by various people on NicoNico, but the big breakthrough happened with a remix of Logic Airforce by Hirasawa Susumu of P-Model. Another remix of LAB=01 became even more popular and an UTAU called MGRoid was created which sounded surprisingly good. Since then, MGR became Cookie's representative in the vocal synth community with extremely high popularity in the Chinese Cookie community on BiliBili. She was dubbed "Hirasawa's Daughter" and has been remixed singing all of his most famous songs. Besides MGRoid, a few other running jokes appear:
