Junka Morozumi was a manga artist before becoming a freelance cartoonist. As a contributor to many comic book anthologies, she won first prize in the Dengeki Daioh Comic contest. Now working primarily for youth magazines, she is the author of Scary Tales from Apathy School: Suicide Club Revenge and Golden Dreams. Tomomi Mizuna is originally from Fukuoka prefecture. After working as a graphic artist for a video game company, she became a freelance cartoonist and illustrator. Now focusing on character design, corporate and children's book illustrations, she is the author of Super Biography of the Shogun and Mimori Rocks On!