Yamato has self-identified as Oden on multiple occasions and has even emulated his gender, proclaiming to be the son of Kaidou due to Oden being a man. Yamato greatly admires the legendary samurai Kozuki Oden to the point of even proclaiming to carry his identity. Yamato is more than willing to put his body and life on the line to protect people out of care, and would never abandon a comrade in danger. However, Yamato also takes enjoyment in engaging in combat. He is bubbly and curious.