Rukawa Sakura (流川桜) is a member of AiVER., and a former founding member of Reimei no Waka and JOHMMYS (As Sakura Fuuka (佐倉風夏)).
After Reimei no Waka disbanded she joined JOHMMYS with fellow member Igawa Kokoro. They disbanded in February 2023, joining then AiVER., reuniting with Hazuki Miu and Matsui Yui.
In 2022, after a sudden hospitalization that made her fans and many people worry, she revealed that she was suffering from diabetes all this time. She stated that despite her frail condition she was proud to have made it this far with everyone's support, and that she would keep doing her best as an idol.