Jem Yoshioka

Jem Yoshioka (born 1986) is a New Zealand illustrator and comic artist. She has won several comic awards and is best known for her webcomic Circuits and Veins which has attracted a large following on Webtoon.

Biography Jem Yoshioka is of Japanese and Pākehā heritage.

She grew up in Napier and studied Computer Graphic Design at Whanganui School of Design. She is a freelance illustrator and also works full-time in the communications industry. An early influence on her work is Shaun Tan because of how he handled the relationship between words and pictures. Other influences on her work comes from her love of photography, video games, traditional Japanese printmaking, fashion, animation, film, fine art, dance and novels. and by Square Planet Comics,

An Opal Dream Cave, inspired by a poem by Katherine Mansfield of the same name and images from the photograph collection of the National Library, won the Supreme Remix Award in the 2010 Mix and Mash competition.

She has published several webcomics, including Circuits and Veins which features two female characters, human and android and has thousands of subscribers and over a million views on the webcomic platform Line Webtoon.

In 2025, Yoshioka's debut graphic novel, Folk Remedy: Book 1, was published. It follows a Taishō-era apprentice apothecary who discovers the spirit world after meeting a mysterious yōkai. Folk Remedy 1 was nominated for the Russell Clark Award for Illustration in the 2026 NZ Book Awards for Children and Young Adults.