Kagemaru of Iga

Kagemaru of Iga was created by the prolific mangaka Mitsuteru Yokoyama, serializing in Shonen Sunday between 1962 and 1966. Set during the Warring States period of Japan, the narrative centers on a highly skilled ninja from the Iga clan who navigates the brutal political landscape of the era. This work is widely recognized as a foundational pillar of the ninja genre in manga, establishing tropes regarding shinobi abilities, clan warfare, and historical fiction that would influence countless artists in the decades that followed.

Yokoyama drew inspiration from the historical realities of the Iga and Koga ninja clans, blending detailed period research with his signature dynamic action sequences. The design of the manga focuses on stark, functional layouts that emphasize movement and strategic combat rather than purely decorative aesthetics. It was received as a landmark achievement in shonen storytelling, helping to solidify the manga industry's transition toward more complex, serialized narratives that blended historical drama with high-stakes adventure.