Heart Gear

ハートギア · Heart Gear

Updated June 2026

Heart Gear is a completed Action, Adventure, Mecha manga (2019). Read it online free on XOmanga.

Young teenage girl Roue lives a peaceful life with her "uncle", a gear named Zett. She spends her days exploring the ruins of the old world, destroyed by World War III two hundred years ago. During one of those explorations, she finds a strange cylindrical gear who calls himself Chrome, who for some reason doesn't have a "base program", which determines a gear's main purpose. Chrome may have to find that purpose himself in his new life with Roue and Zett… Officially published: In spanish free on MangaPlus In french by Ki-oon Alt. Official English: Viz