Koudai Tsukakoshi is a racing driver who last raced in Super Formula for REAL RACING HONDA/M-TEC HR-417E. Tsukakoshi has recorded 0 wins and 0 podiums from 8 starts.[1]
A Racer Rating of 1,659 ranks Tsukakoshi 8716th of 12,348 indexed drivers, on an Elo scale where the strongest reach the low five figures. It is built from every indexed race in the driver's file, decayed for time since their last race.
| Season | Series | Team | Races | Wins | Podiums | DNFs | Poles | Points | Pos | Gain/Loss | Rating |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | Super Formula | REAL RACING HONDA/M-TEC HR-417E | 3 | 0 | 0 | 0 | 0 | 0 | P15 | +34 | 1,968 |
| 2017 | Super Formula | REAL SF14 Honda HR-417E | 5 | 0 | 0 | 0 | 0 | 0 | P11 | +584 | 1,934 |
| Rival | Rating | Raced | Ahead | Behind | Record |
|---|---|---|---|---|---|
| 🇯🇵 Hiroaki Ishiura | 7,000 | 8 | 0 | 8 | 0% |
| 🇯🇵 Kazuki Nakajima | 6,865 | 8 | 1 | 7 | 13% |
| 🇯🇵 Kamui Kobayashi | 5,989 | 8 | 1 | 7 | 13% |
| 🇯🇵 Kazuya Oshima | 5,594 | 8 | 3 | 5 | 38% |
| 🇯🇵 Yuhi Sekiguchi | 5,293 | 8 | 2 | 6 | 25% |
| 🏳️ Tomoki Nojiri | 3,491 | 8 | 4 | 4 | 50% |
| 🇯🇵 Kenta Yamashita | 6,335 | 7 | 1 | 6 | 14% |
| 🇯🇵 Yuji Kunimoto | 5,953 | 7 | 2 | 5 | 29% |
| 🇯🇵 Naoki Yamamoto | 6,204 | 6 | 2 | 4 | 33% |
| 🇳🇿 Nick Cassidy | 5,845 | 6 | 1 | 5 | 17% |
Koudai Tsukakoshi is a Japanese driver best known for his long association with Honda Racing Corporation, particularly through his Super GT program with Astemo Real Racing dating back to 2008. Within Racer DB, his tracked competitive record centers on Super Formula, where he drove for REAL RACING HONDA/M-TEC with the HR-417E power unit. His Super Formula ledger reflects a modest sample of appearances rather than a lengthy tenure in the category, consistent with a driver whose primary competitive identity was built elsewhere in Honda's motorsport structure.[1]
Across his Super Formula starts, Tsukakoshi accumulated eight race entries without a win, podium finish, or championship to his name. His most recent recorded campaign, in 2026, saw him complete three rounds without a win or podium, placing fifteenth in the standings. His Racer Rating stands at 1,659, ranking 8716 among active drivers on the platform's Elo-style scale, indicating a competitive baseline well below the sport's elite tier. His status in the database is listed as retired, closing out a Super Formula record defined by limited but documented participation rather than sustained frontrunning results.[2]