| 24 Dec 22 | r02        | Toshiba Brave Lupus TokyoToshiba Brave | 17 - 7 | Black Rams TokyoBlack Rams To |
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| 08 Jan 23 | r03        | Toyota VerblitzToyota Verbli | 25 - 29 | Black Rams TokyoBlack Rams To |
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| 15 Jan 23 | r04        | Shizuoka Blue RevsShizuoka Blue | 22 - 34 | Black Rams TokyoBlack Rams To |
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| 21 Jan 23 | r05        | Black Rams TokyoBlack Rams To | 17 - 38 | Saitama Wild KnightsSaitama Wild |
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| 29 Jan 23 | r06        | Kubota Spears Funabashi TKubota Spears | 40 - 38 | Black Rams TokyoBlack Rams To |
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| 04 Feb 23 | r07        | Yokohama Canon EaglesYokohama Cano | 34 - 13 | Black Rams TokyoBlack Rams To |
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| 18 Feb 23 | r08        | Black Rams TokyoBlack Rams To | 7 - 18 | Tokyo SungoliathTokyo Sungoli |
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| 04 Mar 23 | r10        | Green Rockets TokatsuGreen Rockets | 7 - 54 | Black Rams TokyoBlack Rams To |
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| 10 Mar 23 | r11        | Black Rams TokyoBlack Rams To | 41 - 26 | Kobelco Kobe SteelersKobelco Kobe |
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| 18 Mar 23 | r12        | Black Rams TokyoBlack Rams To | 15 - 19 | Shizuoka Blue RevsShizuoka Blue |
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| 24 Mar 23 | r13        | Black Rams TokyoBlack Rams To | 10 - 12 | Toshiba Brave Lupus TokyoToshiba Brave |
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| 08 Apr 23 | r14        | Saitama Wild KnightsSaitama Wild | 25 - 12 | Black Rams TokyoBlack Rams To |
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| 16 Apr 23 | r15        | Black Rams TokyoBlack Rams To | 34 - 36 | Toyota VerblitzToyota Verbli |