[3] Ohashi was born in Yūbari, Hokkaido, Japan on April 26, 1950, the oldest of four children from a family that ran a restaurant.

[4] She had her breakout in 1978, with the hit "Tasogare My Love", the theme song of the TBS drama series Shishi no Gotoku.

[5] During her initial stages of her career, she was known to sing hard rock, but switched to soul after being inspired by artists Sérgio Mendes and Janis Joplin.

[4] In 2018, Ohashi announced that she would be on hiatus after her esophageal cancer diagnosis, returning to recording and touring in March 2019.

[13] On March 22, 2023, it was reported that Ohashi had relapsed and stopped touring again due to focusing on treating her esophageal cancer.