2005 Formula Nippon season Calendar Calendar

| Round | Track | Date_ | Pole_Position | Fastest_Lap | Winner | Team |
|---|---|---|---|---|---|---|
| 1 | Motegi | 3 April | Yuji Ide | Katsuyuki Hiranaka | Richard Lyons | DoCoMoTeam Dandelion Racing |
| 2 | Suzuka | 17 April | Benoît Tréluyer | Takashi Kogure | Yuji Ide | mobilecast Team Impul |
| 3 | Sugo | 15 May | Takashi Kogure | Hideki Noda | Satoshi Motoyama | arting Team Impul |
| 4 | Fuji | 5 June | Richard Lyons | Tsugio Matsuda | Benoît Tréluyer | mobilecast Team Impul |
| 5 | Suzuka | 3 July | Satoshi Motoyama | Yuji Ide | Satoshi Motoyama | arting Team Impul |
| 6 | Mine | 31 July | Benoît Tréluyer | Yuji Ide | Yuji Ide | mobilecast Team Impul |
| 7 | Fuji | 28 August | Richard Lyons | Satoshi Motoyama | André Lotterer | Nakajima Racing |