In 2015 and 2016, Hidaka played 24 times in the Japan Football League for the university affiliate side Ryutsu Keizai Dragons Ryugasaki and scored his first goal for them in a 2–1 win over Sony Sendai FC.
[8] In December 2018, it was announced that Hidaka would be transferring to a lower division to play for Iwaki FC in the Tohoku Soccer League.
[9] Hidaka scored 6 goals across all competitions in his debut season, helping Iwaki to finish top of their regional division and go on to win promotion to the Japan Football League for the first time in their history following their victory in the Japanese Regional Football Champions League.
[10][11] Playing most of his career to date as a left-back, in the 2020 season Hidaka moved into a more advanced left-sided midfield position.
[15] Another excellent season ensued for him as he helped Iwaki to back-to-back promotions, playing in 32 out of a possible 34 league games and scoring 5 goals.