Katsuo Nakamura is a Japanese actor. He won the award for best supporting actor at the 5th Japan Academy Prize and at the 6th Hochi Film Award for Kagero-za, Buriki no kunsho, and Shikake-nin Baian. He is the younger brother of the actor Kinnosuke Yorozuya.
Katsuo Kanda is a former Japanese football player. He played for Japan national team.As a left back and a left midfielder, he played 160 matches in the Japanese highest division. He played for NKK, Cerezo Osaka, Yokohama F. Marinos and Albirex Niigata.
"o" can mean boy/male and there are a couple of kanji possibilities for that meaning, but the character for "child" is only used for girls' names. This would be a different character. Some other kanji pronounced "o" in names are as follows: -husband -hero -life/birth