He started his career with Albirex Niigata FC (Singapore) in 2008 after graduating from Luthur Senior High School and played for 2 seasons.

He turned down the chance to train with the parent club Albirex Niigata in order to join Singapore Armed Forces FC in 2010.

[3] In January 2012, Akiyoshi was reported to be on trial with Kazakhstan Premier League side FC Kaisar.

[4] On 18 February 2012, after a successful trial period, Akiyoshi signed a 2+1⁄2-year contract at Slavia Sofia, becoming the first ever Japanese to play in the Bulgarian A Professional Football Group.

[5] He made his league debut in a 2–1 win over Minyor Pernik on 11 March, coming on as a substitute for Yordan Yurukov.