Matsumura was a member of the Japanese national women's team during the 2012–13 season, skipped by Satsuki Fujisawa. The team represented Japan at the 2012 Pacific-Asia Curling Championships, where they lost in the final to China's Wang Bingyu. Their silver medal placement was enough to earn them a spot at the 2013 World Women's Curling Championship. There, the team just missed the tiebreakers with a 5–6 record. The team defended their national title the following season, however would not represent Japan at the 2013 Pacific-Asia Curling Championships. Team Fujisawa did participated in the 2014 Continental Cup of Curling as part of Team World, where they lost to the North Americans.