"札幌が立正大MF田中宏武の来季加入を発表!「1番のライバルであり弟でもある仙台の田中渉と同じ舞台に」" [Sapporo announces Rissho University midfielder Hiromu Tanaka will be joining next season! "On the same stage as Wataru Tanaka of Sendai, who is also my number one rival and younger brother"]. web.gekisaka.jp (in Japanese). 9 April 2021. Retrieved 14 July 2021.
