Akamatsu begin first youth career with Otani Muroran High School in 2009 until 2011.
After graduation in Kanazawa Seiryo University in 2015, Akamatsu begin first professional career with ReinMeer Aomori for 2016 season.
[2] On 26 December 2020, Akamatsu joined to J3 club, Vanraure Hachinohe for 2021 season.
On 26 January 2023, Akamatsu announcement officially transfer to JFL promoted club, Briobecca Urayasu for ahead of 2023 season.
This biographical article related to a Japanese association football defender born in the 1990s is a stub.