Hara was born in Saitama Prefecture on July 30, 1998. After graduating from Funabashi Municipal High School, he joined J1 League club Albirex Niigata in 2017. He played many matches as defensive midfielder and side back from first season. However Niigata was relegated to J2 League end of the 2017 season. In 2019, he moved to J1 club Sagan Tosu. In 2021, he moved to Shimizu S-Pulse.