Kalendaryo ng Karera Okayama International Circuit 2023
| Petsa | Serye ng Karera | Biluhaba | Pangalan ng Kaganapan |
|---|---|---|---|
| 19 February - 19 February | Challenge Cup Race Porsche Trophy Natapos | Round 1 | |
| 15 April - 16 April | Porsche Carrera Cup Japan Natapos | ||
| 15 April - 16 April | Super GT Series Natapos | Round 1 | Okayama GT 300km Race |
| 10 June - 11 June | TCR Japan Touring Car Series Natapos | ||
| 24 June - 25 June | Challenge Cup Race Porsche Trophy Natapos | Round 2 | |
| 24 June - 25 June | Mini Challenge Japan Natapos | Round 3 | |
| 17 August - 20 August | Fanatec GT World Challenge Asia Natapos | ROUND 9 & 10 | ROUND 9 & 10 |
| 18 August - 20 August | Japan Cup Series Natapos | Round 4 | Fanatec Japan Cup |
| 9 December - 10 December | Challenge Cup Race Porsche Trophy Natapos | Round 3 |