Yūsuke Yokokawa, a third-year student at Yokohama Minato High School, actively competes on the badminton team in doubles matches alongside Kento Yusa. Their dedicated partnership extends beyond club activities into personal life. Standing 175 cm tall, he was born on December 24 under the Capricorn zodiac sign with blood type O. His disciplined approach to athletics and daily routines manifests in interests like strength training and laundry.

Mentally resilient and physically robust, he demonstrates exceptional endurance and muscle strength, serving as a cornerstone of the team's performance. Younger teammates frequently seek his guidance and consultation, trusting his reliability in a mentorship role that complements his athletic contributions.

Throughout competitions, he participates in multiple tournaments with Yusa. Their doubles record includes reaching the Interscholastic Prefectural Tournament finals, where they secured a 2-1 victory against Shoji Okazaki and Tetsuya Arimura after earlier losses to the same pair. They achieved wins in events like the Takamatsunomiya Cup semifinals but faced defeats in other finals against opponents including Haruomi Date. In singles, he experienced a semifinal loss to Okazaki during the Interscholastic Prefectural Tournament squad event.

His development centers on a consistent partnership with Yusa, whose playing style he supports strategically and emotionally. The duo's collaborative dynamic evolves through repeated competitions, reflecting growth in coordination and tactical execution across match settings.