| niki is a producer known for making high-quality VOCAROCK songs featuring Lily. His 2nd song won in the anim.o.v.e "Lily Utawasetemita Contest". He quickly became one of the most popular Lily users and has gained the "Legendary Lily Master" title.
Aside from VOCALOID songs, he has also used UTAU to produce the song "BEYOND" featuring Sekka Yufu and has collaborated with the utaites Akiakane, -noir-, and kradness produced the songs "GHOST", "FlashBack" and "TRICK".
In 2017, niki began making songs using other Vocaloids including Hatsune Miku and Arsloid.