Round 4 of the 2013 Japanese Super Formula Championship was held at Twin Ring Motegi, Japan on 4 August 2013. Kazuki Nakajima was the race winner.
Race Result
| Pos. | No. | Driver | Nationality | Team | Engine | Tyre | Laps | Race Time | Gap | Best Time |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Kazuki Nakajima | Japan | PETRONAS TEAM TOM’S | TOYOTA RV8K | Bridgestone | 52 | 1:24:17.917 | 177.71 km/h | 1:35.230 |
| 2 | 2 | Andre Lotterer | Germany | PETRONAS TEAM TOM’S | TOYOTA RV8K | Bridgestone | 52 | 1:24:19.729 | 1.812 | 1:35.000 |
| 3 | 8 | Loic Duval | France | KYGNUS SUNOCO Team LeMans | TOYOTA RV8K | Bridgestone | 52 | 1:24:25.339 | 7.422 | 1:35.256 |
| 4 | 19 | Joao Paulo Lima de Oliveira | Brazil | Lenovo TEAM IMPUL | TOYOTA RV8K | Bridgestone | 52 | 1:24:33.974 | 16.057 | 1:35.279 |
| 5 | 32 | Takashi Kogure | Japan | NAKAJIMA RACING | Honda HR12E | Bridgestone | 52 | 1:25:04.127 | 46.210 | 1:35.318 |
| 6 | 39 | Yuji Kunimoto | Japan | P.MU / CERUMO·INGING | TOYOTA RV8K | Bridgestone | 52 | 1:25:13.570 | 55.653 | 1:35.892 |
| 7 | 7 | Ryo Hirakawa | Japan | KYGNUS SUNOCO Team LeMans | TOYOTA RV8K | Bridgestone | 52 | 1:25:19.625 | 1:01.708 | 1:36.338 |
| 8 | 16 | Naoki Yamamoto | Japan | TEAM MUGEN | Honda HR12E | Bridgestone | 52 | 1:25:24.424 | 1:06.507 | 1:36.535 |
| 9 | 10 | Koudai Tsukakoshi | Japan | HP REAL RACING | Honda HR12E | Bridgestone | 52 | 1:25:24.928 | 1:07.011 | 1:36.370 |
| 10 | 31 | Daisuke Nakajima | Japan | NAKAJIMA RACING | Honda HR12E | Bridgestone | 52 | 1:25:26.072 | 1:08.155 | 1:36.190 |
| 11 | 11 | Yuhki Nakayama | Japan | HP REAL RACING | Honda HR12E | Bridgestone | 52 | 1:25:33.275 | 1:15.358 | 1:36.514 |
| 12 | 41 | Hideki Mutoh | Japan | DOCOMO TEAM DANDELION RACING | Honda HR12E | Bridgestone | 52 | 1:25:34.000 | 1:16.083 | 1:35.872 |
| 13 | 20 | Tsugio Matsuda | Japan | Lenovo TEAM IMPUL | TOYOTA RV8K | Bridgestone | 52 | 1:25:37.210 | 1:19.293 | 1:36.013 |
| 14 | 18 | Richard Bradley | Great Britain | KCMG | TOYOTA RV8K | Bridgestone | 51 | 1:24:42.578 | 1 lap | 1:37.059 |
| 15 | 38 | Kohei Hirate | Japan | P.MU / CERUMO·INGING | TOYOTA RV8K | Bridgestone | 51 | 1:25:08.400 | 1 lap | 1:36.199 |
| 16 | 62 | Koki Saga | Japan | TOCHIGI Le Beausset Motorsports | TOYOTA RV8K | Bridgestone | 49 | 1:25:03.783 | 3 laps | 1:36.858 |
| DNF | 15 | Takashi Kobayashi | Japan | TEAM MUGEN | Honda HR12E | Bridgestone | 41 | 1:24:59.462 | 11 laps | 1:36.517 |
| DNF | 3 | Hironobu Yasuda | Japan | KONDO RACING | TOYOTA RV8K | Bridgestone | 2 | 3:48.232 | 50 laps | 1:47.760 |
| DNF | 40 | Takuya Izawa | Japan | DOCOMO TEAM DANDELION RACING | Honda HR12E | Bridgestone | 0 | 52 laps |