Awasete Ippon

Awasete Ippon (あわせて1本!) is a shōjo and sport manga by Mika Kawamura. It has 3 volumes, 13 chapters, and 473 pages.

Plot
Awasete Ippon is about a girl in her second year of high school, Tomoe Asuka, who has two big loves in her life: Judo and Kujyo You, the captain of the school's judo team. One day, Asuka finally gathers up her nerve to confess her feelings to Kujyo in a love letter. But before she can do so, a boy from her past, Ryouka Aijun, transfers to her school and challenges Asuka to a judo match; if he wins, Asuka will have to be his girlfriend for three months.