Fairy Tail
Mashima's "Fairy Tail" has inspired several other works. From summer 2014 to July 17, 2015, "Fairy Tail" had its own monthly magazine titled "Monthly Fairy Tail", which included a prequel manga by Mashima himself titled "Fairy Tail Zero". In 2014, three spin-offs were released: "" by Yūsuke Shirato; "Fairy Tail Blue Mistral" by Rui Watanabe; and "Fairy Girls" by Boku. Another spin-off manga titled "Fairy Tail Side Stories" and created by Kyōta Shibano launched on July 30, 2015 in Kodansha's free "Magazine Pocket" mobile app.