They seldomly mentioned what they loved. However, according to their tweets, they were interested in cute things such as cats. They were fond of Hatsune Miku as well. On the Hatsune Miku 15th anniversary, they expressed their happiness by drawing an illustration:
Hangmster was often troubled by insomnia and anxiety. They once said that they didn't like their body, and their less traditional self-expression online made them more comfortable.