Hiroyuki Kawajiri has been nominated for the Vivien Thomas Young Investigator Award hosted by the American Heart Association.

Hiroyuki Kawajiri has been chosen in the Postgraduate Medical Research Award hosted by the University of Toronto.

Hiroyuki Kawajiri has received the first prize of the McMurrich Award at the Gallie-Bateman and McMurrich Resident Research Competition hosted by the University of Toronto.