Yoko is a boisterous young girl in Little East Blue who takes up her father's job as its protector. She is always seen wearing a Marine uniform, which belonged to her deceased father. She idolizes her father who was a Marine, and as such has a hatred for pirates.

Yoko has a raw hatred for pirates due to them killing her father. She believes them all to be evil, sharing the Marines' view on Absolute Justice. She eventually changes her view after she gets to know the Straw Hat Pirates.

She also has a habit of biting people's heads who aggravate her.

First Appearance:Episode 426

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