Career
Shimizu competed at the 2014 Winter Olympics for the Japan. In the 1000 metres she was fourth in her heat, failing to advance, and placing 25th overall. Her best individual finish was 18th, in the 2013 500m.
As of September 2014, Shimizu has eight International Skating Union Short Track Speed Skating World Cup podium finishes, as part of the relay team, with the best a pair of silver medals.
Her top World Cup ranking is 12th, in the 500 metres in 2012-2013.