OT

Patcharada Pimolsiri, known as OT, plays Arm, also called Chayanee, in B•Friend. She is part of the nine-performer ensemble introduced at the series’ production-launch ceremony. She also performs as OT in GPS, a three-member pop group alongside Gunji and Sandy. The group released Best Choice in 2024 and followed it with the pop/EDM single Heart Rate in February 2025.