The Great Jahy Will Not Be Defeated!

The Great Jahy Will Not Be Defeated! is a Japanese comedy manga series written and illustrated by Wakame Konbu. It has been serialized in Square Enix's shōnen manga magazine Monthly Gangan Joker since August 2017, and its chapters have been collected into twelve tankōbon volumes as of November 2025. In North America, the manga is licensed by Square Enix.

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