rina competed as part of the japanese paralympic swimming team at two paralympics, firstly in 2004 and then again in 2008. in 2004, she finished sixth in the 200m individual medley, sixth in her heat in the 50m freestyle, fifth in the 100m freestyle heat, eighth in the final of the 100m breaststroke. at the 2004 games she improved to finish second behind qimeng dong of china who swam a 100m backstroke world record she also finished eighth in the 50m freestyle and finished fifth in her heat of the 100m freestyle.