In 2013, the club welcomed Yōichi Takahashi as the new president, renaming the club as Nankatsu SC, in allusion to his (Yōichi Takahashi's) globally famous manga and anime Captain Tsubasa, which attracted the attention of many young people in Japan, and culminated in an increasing rise of interest about football in the nation.

[3] On 14 July 2021, Valuence Holdings acquired 33,5% of the Nankatsu SC Co. Ltd. shares (the other 66.5% remained in the ownership of Yōichi Takahashi).

Their first match on the competition was a win against FC Tokushima by 1–0, with their lone goal scored by center-back Deivisson.

To qualify for the tournament, non-university teams from regional and prefectural leagues needs at least to be a finalist in Tokyo Senior Championship.

Starting on the first round in the six-team tournament, they were paired with JFL club Yokogawa Musashino FC.

Emperor's Cup aspiration came soon to a halt for Nankatsu SC, as they lost by 2–0 their match against Yokogawa Musashino FC.

From July onwards, they played in the Shakaijin Cup qualifiers, in hopes of appearing in the national-level scene once again.

[5] Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.

[8] Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.