NPB Pacific League: Hokkaido Nippon Ham Fighters
Current Status (as of 2025)
- Role: Manager of the Hokkaido Nippon-Ham Fighters (since the 2022 season)
- Nickname/Registered Name: Widely known as “BIG BOSS.” In 2022, “BIG BOSS” was even officially accepted as his registered name.
- Managerial Style: Known for flamboyant entrances, showmanship, and innovative approaches, such as appearing on a hover bike and designing new uniforms.
NPB Managerial Record
- 2022: 59–81–3 (6th in Pacific League)
- 2023: 60–82–1 (6th)
- 2024: 75–60–8 (2nd)
Other Activities
Aside from baseball, Shinjo has worked as an entertainer, fashion brand owner, YouTuber, painter, and even a racehorse owner in Japanese local horse racing.
Yokosuka " Rainy " Johnny 