FrauMauzenberger mainly streams in German, although she is fluent in English and Japanese. She focuses on gameplay and started to add chat and karaoke streams in the beginning of 2021. She is also known as Mao-nee (Big Sister Mao), as she is constantly trying to push German speaking VTubers and helping where she can. She retweets other streams, always shares her sources and raids channels of other VTubers.
FrauMauzenberger, also known as Naruyama Mao, is a cat Vtuber/Vstreamer, who aspires to get rid of her debt accumulated by becoming a human, and becoming a prosperity bringing lucky cat who will help others with charities and entertainment.