Hazumazu is a member of the FURloids, a group of users with anthropomorphic avatars of Utau released voice banks (normally known as a Utauloid; a visual character representation of a synthesized singing voice).  He is an active participant in the UTAU総合コミュ (Niconico) Utau group. Recently it is revealed that he's co-operate with Akai Kitsune to make a spin off diagram based on Programming Language.
Hazumazu main fursona is a male FURloid Russian Blue Cat named Haziq Hazumazu, His kemono (cat) body fur is Blue with specific body mark and facemark, and he possesses his own signature Utau's voice bank/song, Konayuki [Powder Snow. Trivia is on the Submission "Know me more" on Inkbunny. Hazumazu sometimes appear as a student on Kemono School webcomic and Kemohero.
His other known fursonas are 12 Chinese Zodiac animals. 
- Hazumazu's profile on Inkbunny. Retrieved August 25, 2016.
- Nezumiro Harmonia Japanese name based on Utau Wikia. Retrieved December 18, 2014
- Hazumazu's Profile on Inkbunny. Retrieved August 26, 2016.
- Hazumazu art description on Inkbunny. Retrieved December 18, 2014
- Hazumazu's profile page on the Utau Wiki website. Retrieved October 25, 2014.
- Haziq's Reference post on Inkbunny. Retrieved September 21, 2015.
- Fursona Lineup on Inkbunny Retrieved December 01, 2019.
- Kemono School cover page on Inkbunny Retrieved September 17, 2017.
- Kemono School Chapter 6 on Facebook Retrieved October 31, 2019.
- Nezumiro Harmonia on deviantART
- Haziq on Fur Affinity
- Hazumazu on Inkbunny
- Hazumazu on Facebook
- Hazumazu on Twitter
- Hazumazu on Soundcloud
- Hazumazu on TWPF (Japanese Twitter Profile Page)
- Hazumazu on Youtube
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