RST Agency Inc.
RST Agency is a sports company that creates communities where people gather, challenge themselves, and grow through racket sports. We generate 'personal growth' beyond the pursuit of sports and contribute to the development of Japan's sports culture.
We also plan and execute pickleball-focused events, organize official tournaments, and manage athletes. Our members, including the CEO, are competitive players themselves.
- Company Name
- RST Agency Inc.
- CEO
- Akihiko Nishimura
- Business
- Sports Facility Operations / Sports Events / Tournament Management / Sports Equipment Planning & Sales
- Address
- Plus One 402, 3-14-34 Kamiosaki, Shinagawa-ku, Tokyo 141-0021
Akihiko Nishimura
AKIHIKO NISHIMURA
Born in Hokkaido. Started badminton at age 8, honing his competitive skills at Aomori Yamada High School and Chuo University, two of Japan's top badminton powerhouses. Reached the singles quarterfinals at both the Inter-High and the National High School Select Tournament.
As a professional, he competed independently — without joining a corporate team — making four appearances at the All Japan Badminton Championships, the nation's premier tournament, and facing Japan's top players.
In 2015, he transitioned to crossminton, recording six titles including four consecutive mixed doubles and two consecutive singles titles at the World Championships. Named World's Best Player.
He discovered pickleball in 2023 and now works as both a player and tournament director. He incorporated the racket sports community "Racket Sports Tokyo" and serves as CEO of RST Agency Inc.
PICKLEBALL CAREER
PBT Contract Players
THE PICKLE BANG THEORY contracts with pickleball players active both domestically and internationally, supporting them with training and practice at our facility. Through collaborative event appearances and social media outreach, we promote the growth of pickleball.
Yuta Yoshida
@yuta_yoshida_pickleballBorn in Tokyo. Grew up immersed in racket sports, earning selection to the National Athletic Meet in soft tennis. Achieved world No. 1 ranking in crossminton and competed at the highest level in tournaments worldwide. Started pickleball in 2023 and rose rapidly, being selected as a first-generation member of "Pickleball X," Japan's top pro development program in 2025, and winning the final tournament. On the court, his explosive athleticism, vocal energy, and fierce competitive spirit captivate everyone watching. Alongside his career as a player, he actively promotes pickleball through lessons, events, and television appearances across Japan. [ Notable Achievements ] • Multiple domestic tournament victories • Korean tournament champion • Undefeated in team events in 2025 • Pickleball X Championship 2025 winner • Pickleball Award Japan Special Player of the Year • 2025 Prize Money Leader
Coming Soon
Yuta Yoshida
@yuta_yoshida_pickleballBorn in Tokyo. Grew up immersed in racket sports, earning selection to the National Athletic Meet in soft tennis. Achieved world No. 1 ranking in crossminton and competed at the highest level in tournaments worldwide. Started pickleball in 2023 and rose rapidly, being selected as a first-generation member of "Pickleball X," Japan's top pro development program in 2025, and winning the final tournament. On the court, his explosive athleticism, vocal energy, and fierce competitive spirit captivate everyone watching. Alongside his career as a player, he actively promotes pickleball through lessons, events, and television appearances across Japan. [ Notable Achievements ] • Multiple domestic tournament victories • Korean tournament champion • Undefeated in team events in 2025 • Pickleball X Championship 2025 winner • Pickleball Award Japan Special Player of the Year • 2025 Prize Money Leader
Coming Soon
PBT Crew
Meet the crew members who support and steer THE PICKLE BANG THEORY.
News
Roughly 30% Off Court Fees — PBT CLUB Membership Launches August 1, 2026
PBT CLUB, a membership plan at 10,000 yen per month (tax included), launches on August 1, 2026. Members get roughly 30% off court fees, booking 30 days in advance, and double PBT Points — three benefits that reward every visit.
Read more→
Now Certified as an Official HYROX Training Gym, with Sekiyoshi Joining as Sponsored Athlete and Head Coach
THE PICKLE BANG THEORY has built a dedicated HYROX training area, entering full operation in August 2026. The facility is now a certified official HYROX training gym, and Sekiyoshi, a current member of Japan's HYROX national team, has joined as sponsored athlete and head coach.
Read more→GET IN TOUCH
Address
2-16-6 Yawata Hata Bldg. 6F, Yawata, Ichikawa City, Chiba
Hours
6:00 – 23:00