Mio grew up in Kobe, Japan.  After graduating from Kingston University with a 1st-class degree in Illustration she then went to the Royal College of Art to do an MA in communication art and design. Using smooth pen work, she draws portraits of everyday life and ordinary people. She enjoys working in various fields such as advertising, packaging, editorial and fashion.

Her work can be seen in magazines like ELLE Japon, Ginger, Numero Tokyo, and Vogue Japan. She had illustrated over 6 years for a weekly fashion column in Stella magazine by The Sunday Telegraph.

Her advertising clients include Jigsaw, Marc by Marc Jacobs, Miller Harris, Nissan, RioBlush and SpaceNK.