yama_ko is also known as Kotaro Yamazaki.
yama_ko is 41 years old.
yama_ko performs in Japanese.
yama_ko is a Japanese CG and Motion Graphics director, while also known under the name Kotaro Yamazaki as a vocaloid producer.
Hibana Chiru
BLUE GURASU
Saturday (Japanese Anime Edition)
Kasumi ga Tsuite Kuru
