Who was the worlds youngest samurai?

The world's youngest samurai is often considered to be Taira no Masakado, a legendary figure from Japan's Heian period. He became a warrior at a very young age and is famous for his rebellious spirit against the central government. However, historical records about young samurai can be inconsistent, and many young warriors participated in battles throughout Japan's history. Thus, the title may vary depending on different interpretations and legends.