MystSaphyr is an illustrator. She often illustrates Koda-P's works, and has done VOCALOID/UTAU tuning and musical arrangements for various projects. She has a YouTube account where she uploads UTAU and VOCALOID covers.
She is also the voice source of the UTAU Aiko Kikyuune, head of Studio VOXYZ, and had involvement with Kagami Kawaiine's production.