Koei Koya - Bilanz nach Vereinen
| Verein | S | U | N | ||||||
|---|---|---|---|---|---|---|---|---|---|
 | Consadole Sapporo | 1 | 3 | 4 | 2 | 6 | 0 | 0 | 9 |
 | Sagan Tosu | 0 | 3 | 3 | 3 | 11 | 0 | 0 | 9 |
 | Gamba Osaka | 0 | 3 | 3 | 3 | 10 | 0 | 0 | 9 |
 | FC Tokyo | 0 | 3 | 2 | 4 | 10 | 1 | 0 | 9 |
 | Kashiwa Reysol | 1 | 4 | 1 | 3 | 9 | 1 | 0 | 8 |
 | Avispa Fukuoka | 0 | 3 | 1 | 4 | 17 | 1 | 0 | 8 |
 | Sanfrecce Hiroshima | 1 | 4 | 2 | 1 | 5 | 1 | 0 | 7 |
 | Shonan Bellmare | 0 | 2 | 1 | 4 | 11 | 0 | 0 | 7 |
 | Nagoya Grampus | 0 | 4 | 1 | 2 | 10 | 0 | 0 | 7 |
 | Yokohama Marinos | 1 | 3 | 1 | 2 | 10 | 0 | 0 | 6 |
 | Kashima Antlers | 2 | 3 | 2 | 1 | 9 | 0 | 0 | 6 |
 | Shimizu S-Pulse | 0 | 1 | 2 | 2 | 2 | 1 | 1 | 5 |
 | Vegalta Sendai | 0 | 1 | 2 | 2 | 4 | 0 | 0 | 5 |
 | Jubilo Iwata | 1 | 0 | 2 | 3 | 9 | 0 | 0 | 5 |
 | Kawasaki Frontale | 0 | 2 | 0 | 2 | 3 | 0 | 0 | 4 |
 | Vissel Kobe | 2 | 2 | 1 | 1 | 4 | 0 | 0 | 4 |
 | Oita Trinita | 0 | 2 | 1 | 1 | 0 | 0 | 1 | 4 |
 | Kyoto Sanga FC | 0 | 1 | 0 | 2 | 4 | 0 | 1 | 3 |
 | Machida Zelvia | 0 | 0 | 1 | 1 | 7 | 0 | 0 | 2 |
 | Yokohama FC | 0 | 0 | 0 | 2 | 4 | 0 | 0 | 2 |
 | Tokyo Verdy | 1 | 0 | 2 | 0 | 1 | 0 | 0 | 2 |
 | Cerezo Osaka | 0 | 1 | 1 | 0 | 2 | 0 | 0 | 2 |
 | Urawa Red Diamonds | 0 | 2 | 0 | 0 | 3 | 0 | 0 | 2 |
 | Matsumoto Yamaga FC | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 |
 | V-Varen Nagasaki | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 |
| Gesamt | 10 | 48 | 34 | 45 | 151 | 5 | 3 | 127 | |
Zur damaligen Zeit war ich nicht mehr kreditwürdig.
— Steffen Baumgart, Trainer des 1. FC Köln, über seine Zeit in Magdeburg, 2009/2010.