孫 海王, Son Kaiō
|Debut (Manga)||The Gathering|
|Fighting Style||Chinese Kenpo|
|Family||Kaioh Kaku (Grandmaster)|
Kaioh Son (孫 海王, Son Kaiō; Chinese pinyin: Sūn Hǎiwáng) is a fictional character from manga series of Baki.
Kaioh Son is a skilled fighter who earned the Kaioh title. His fingers are strong enough to break 10 iron rings just by flexing them. But Kaioh Retsu stated that Son's skill is still weaker than the grip power of Kaoru Hanayama. In the end, Son was defeated by Retsu in the arm wrestling match.