Kohara Haruka (小原春香) is a Japanese Idol singer.
- Birth Name: Kohara Haruka (小原春香)
- Nickname: Haruchan (春ちゃん)
- Date of Birth: April 12, 1988
- Place of Birth: Kannabe, Hiroshima, Japan
- Blood Type: B
- Height: 159cm
- Bands / Groups:
- SDN48 Single Participation
- Ai, Juseyo
- MIN MIN MIN
- Kudokinagara Azabu Juuban (duet with Mino Monta)
- Makeoshimi Congratulation
- Stage Units
- Originally a 5th generation AKB48 Kenkyuusei, she was promoted to Team B on January 24, 2009. She was scheduled to transfer to Team K during the AKB48 team shuffle in 2009, but was instead transferred to SDN48 for their debut. She graduated on March 31, 2012 after the group's disbandment.
- Originally an Under girl, Haruka became a First Generation member with Tezuka Machiko, Nachu, and Kaida Jyuri on May 10, 2010.