'System manga' is a manga genre centered around the core element of a 'system,' typically incorporating elements of combat, competition, and confrontation. Characters may compete with each other or face hostile forces. System manga often leans towards fantasy or science fiction themes, where characters may encounter magic, otherworldly realms, futuristic technology, superpowers, or other supernatural elements. These elements are often intertwined with systems or game mechanisms, allowing main characters to grow, challenge, and unlock new skills within virtual or supernatural environments to achieve their goals or tackle various challenges. This makes System manga an appealing genre for young readers who enjoy adventure, gamified elements, and character competition.