Janpanese manga artist. He is born in Kumamoto prefecture and dropped out of Kyusyutokai university. Nick name is Odachi. Affected by his father who was interested in a oil paints, he started to paint and when he was 4 years old, he admired to be a manga painter because he did not want to work after growing up. Since he began to carry 'One piece' in 'Shukan Shonen Jump' magazine in 1997, the accumulated number of publishing has exceeded 0.3 billion and also the 67th volume was sold in the highest number in Japanese comic industry.