| 18 Aug 17 | r01        | Kobelco Kobe SteelersKobelco Kobe | 39 - 16 | NTT DoCoMo Red HurricanesNTT DoCoMo Re |
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| 26 Aug 17 | r02        | Kobelco Kobe SteelersKobelco Kobe | 20 - 3 | Munakata Sanix BluesMunakata Sani |
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| 02 Sep 17 | r03        | Kobelco Kobe SteelersKobelco Kobe | 45 - 7 | Kubota Spears Funabashi TKubota Spears |
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| 08 Sep 17 | r04        | Green Rockets TokatsuGreen Rockets | 12 - 29 | Kobelco Kobe SteelersKobelco Kobe |
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| 22 Sep 17 | r05        | Toshiba Brave Lupus TokyoToshiba Brave | 25 - 32 | Kobelco Kobe SteelersKobelco Kobe |
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| 30 Sep 17 | r06        | Shizuoka Blue RevsShizuoka Blue | 19 - 38 | Kobelco Kobe SteelersKobelco Kobe |
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| 07 Oct 17 | r07        | Yokohama Canon EaglesYokohama Cano | 31 - 26 | Kobelco Kobe SteelersKobelco Kobe |
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| 14 Oct 17 | r08        | Kobelco Kobe SteelersKobelco Kobe | 7 - 56 | Saitama Wild KnightsSaitama Wild |
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| 22 Oct 17 | r09        | Kobelco Kobe SteelersKobelco Kobe | 10 - 15 | Black Rams TokyoBlack Rams To |
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| 02 Dec 17 | r10        | Shining Arcs Tokyo-Bay UrShining Arcs | 28 - 28 | Kobelco Kobe SteelersKobelco Kobe |
| 09 Dec 17 | r10        | Kobelco Kobe SteelersKobelco Kobe | 39 - 22 | Hanazono Kintetsu LinersHanazono Kint |
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| 17 Dec 17 | r12        | Tokyo SungoliathTokyo Sungoli | 24 - 7 | Kobelco Kobe SteelersKobelco Kobe |
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| 24 Dec 17 | r13        | Toyota VerblitzToyota Verbli | 39 - 33 | Kobelco Kobe SteelersKobelco Kobe |
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| 06 Jan 18 | r00        | Kobelco Kobe SteelersKobelco Kobe | 19 - 10 | Black Rams TokyoBlack Rams To |
| 14 Jan 18 | r00        | Toshiba Brave Lupus TokyoToshiba Brave | 17 - 41 | Kobelco Kobe SteelersKobelco Kobe |