日本体育大学
Kawasumi was raised in Kanagawa Prefecture about 40 minutes south of Tokyo where she began playing soccer as a youth following the lead of her older sister. She played for the Rinkan Lemons while in elementary school along with future Japanese national team defender Megumi Kamionobe. Kawasumi and Kamionobe scored approximately 70% of the team's goals. Kawasumi attended Nippon Sport Science University.