Masaharu KATSUMATA Rennergebnisse
| Jahr | Rennserie | Rennstrecke | Runde | Klasse | Rangliste | Racing Team | Rennwagenmodell |
|---|---|---|---|---|---|---|---|
| 2025 | Ferrari Challenge Japan | Fuji International Speedway Circuit | R4-R2 | S-AM | 1 | Ferrari 296 Challenge | |
| 2025 | Ferrari Challenge Japan | Fuji International Speedway Circuit | R4-R1 | S-AM | 3 | Ferrari 296 Challenge | |
| 2025 | Ferrari Challenge Japan | Fuji International Speedway Circuit | R3-R2 | S-AM | 7 | Ferrari 296 Challenge | |
| 2025 | Ferrari Challenge Japan | Fuji International Speedway Circuit | R3-R1 | S-AM | 8 | Ferrari 296 Challenge | |
| 2025 | Ferrari Challenge Japan | Autopolis-Rennstrecke | R2-R2 | S-AM | 3 | Ferrari 296 Challenge | |
| 2025 | Ferrari Challenge Japan | Autopolis-Rennstrecke | R2-R1 | S-AM | 4 | Ferrari 296 Challenge | |
| 2025 | Ferrari Challenge Japan | Suzuka-Rennstrecke | R2 | S-AM | 6 | Ferrari 296 Challenge | |
| 2025 | Ferrari Challenge Japan | Suzuka-Rennstrecke | R1 | S-AM | 3 | Ferrari 296 Challenge |