Born in Peru, he belongs to the Japanese Peruvian community. He emigrated to Japan at age 3 and was naturalized as a Japanese citizen in 2021.[1]
Career
Club career
He joined Urawa Red Diamonds at his youth after playing for the high school teams of Higashimatsuyama. He later joined Albirex Niigata, his first professional contract, in 2021, and later winning promotion to J1 League after two years, although he had played more in J.League Cup rather than in the regular J.League seasons.[2]
On 25 December 2023, Shimabuku was announced at Fujieda MYFC on a loan deal.[3]
International career
In May 2023, it was reported that Juan Reynoso, current head coach of Peru national football team, is trying to convince Kazuyoshi to represent Peru internationally, and has set sight on him.[2]