Amatsuki is a singer who is quite known in the NicoNicoDouga community even though he only started as an utaite in 2010. He is also one of the younger-sounding voices in the community. Initially entering NND as a namahousou personality in 2009. Amatsuki's voice is often describe as cute, innocent-sounding, and boyish. Often collaborates with Hashiyan as 'melost', Mafumafu as 'Mafutsuki (まふ月)' and with Shamuon and Kony as 'Shamukonytsuki (しゃむこにつき)'. He released his 1st album; Melodic Note in 2012 and his first major album titled Hello World! in 2014 under King Records. It have a fantasy RPG theme, featuring several original songs, band rearranges of Vocaloid songs, and collaborations with composers and arrangers that have worked on anime music.