is an athlete from Japan. She competes in the triathlon.
Hosoya competed at the first Olympic triathlon at the 2000 Summer Olympics. She did not finish the competition.
Haruna Hosoya. https://web.archive.org/web/20200417214136/https://www.sports-reference.com/olympics/athletes/ho/haruna-hosoya-1.html. dead. 17 April 2020. 22 May 2010.