"Tsukiyama Tomo" this is a virtual singer in the Russian, Japanese language for the program UTAU. The main feature of this UTAU is his smooth and deep low notes. His voice can be used in all genres such as pop, dance, rock, etc. He is also a VTuber character.
If you do not know what UTAU is, then we recommend that you familiarize yourself with the Wikipedia article: https://en.wikipedia.org/wiki/Utau