is a Japanese football player.
Known by the nickname 'Jumbo' due to his size, he plays primarily as a target-man striker, scoring the majority of his goals with his head. Popular with fans and teammates during his career due to his entertaining personality, he hosted a radio show while at his previous club, Avispa Fukuoka.
On 15 March 2019, Okubo joined Yokohama Fifty Club.
Updated to 23 February 2021.