is a Japanese manga series written and illustrated by Naoki Mizuguchi. It was serialized in Shogakukan's manga magazine Weekly Big Comic Spirits from August 2016 to October 2019, with its chapters collected in ten volumes.
Boxing fan and high-school student Tsukishima Satoru gets confessed to by his classmate Saotome Yae, the reigning Girls' featherweight champion. Although he rejects her initially so as to not distract her from boxing, her coach appoints him as her trainer so they can date secretly. Their romance unfolds as they get to know each other as classmates and boxing partners.
Written and illustrated by Naoki Mizuguchi, Saotome Senshu, Hitakakusu was serialized in Shogakukan's manga magazine Weekly Big Comic Spirits from August 22, 2016, to October 21, 2019. Shogakukan collected its chapters in ten volumes, released from December 12, 2016, to November 12, 2019.
The manga is licensed in France by Doki-Doki.