| 16 Feb 25 | r01        | Tochigi SCTochigi SC | 1 - 0 | Kochi UnitedKochi United |
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| 23 Feb 25 | r02        | Kochi UnitedKochi United | 0 - 0 | Gainare TottoriGainare Totto |
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| 02 Mar 25 | r03        | Kochi UnitedKochi United | 1 - 2 | FC OsakaFC Osaka |
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| 09 Mar 25 | r04        | Zweigen KanazawaZweigen Kanaz | 1 - 2 | Kochi UnitedKochi United |
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| 15 Mar 25 | r05        | Kochi UnitedKochi United | 2 - 2 | Kagoshima UnitedKagoshima Uni |
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| 23 Mar 25 | r06        | Vanraure HachinoheVanraure Hach | 3 - 2 | Kochi UnitedKochi United |
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| 30 Mar 25 | r07        | Kochi UnitedKochi United | 1 - 1 | FC RyukyuFC Ryukyu |
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| 05 Apr 25 | r08        | Matsumoto YamagaMatsumoto Yam | 0 - 5 | Kochi UnitedKochi United |
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| 13 Apr 25 | r09        | Kochi UnitedKochi United | 0 - 5 | Tochigi CityTochigi City |
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| 20 Apr 25 | r10        | Fukushima UnitedFukushima Uni | 3 - 4 | Kochi UnitedKochi United |
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| 03 May 25 | r11        | Tegevajaro MiyazakiTegevajaro Mi | 3 - 2 | Kochi UnitedKochi United |
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| 06 May 25 | r12        | Kochi UnitedKochi United | 0 - 2 | Kamatamare SanukiKamatamare Sa |
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| 17 May 25 | r13        | Thespa GunmaThespa Gunma | 2 - 2 | Kochi UnitedKochi United |
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| 01 Jun 25 | r14        | FC GifuFC Gifu | 1 - 1 | Kochi UnitedKochi United |
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| 08 Jun 25 | r15        | Kochi UnitedKochi United | 3 - 2 | Nara ClubNara Club |
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| 14 Jun 25 | r16        | SagamiharaSagamihara | 0 - 0 | Kochi UnitedKochi United |
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| 21 Jun 25 | r17        | Kochi UnitedKochi United | 3 - 2 | Giravanz KitakyushuGiravanz Kita |
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| 29 Jun 25 | r18        | Kochi UnitedKochi United | 1 - 0 | Nagano ParceiroNagano Parcei |
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| 05 Jul 25 | r19        | Azul Claro NumazuAzul Claro Nu | 4 - 0 | Kochi UnitedKochi United |
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| 12 Jul 25 | r20        | Kochi UnitedKochi United | 1 - 1 | Zweigen KanazawaZweigen Kanaz |
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| 19 Jul 25 | r21        | Kamatamare SanukiKamatamare Sa | 1 - 2 | Kochi UnitedKochi United |
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| 26 Jul 25 | r22        | Kochi UnitedKochi United | 1 - 0 | Fukushima UnitedFukushima Uni |
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| 16 Aug 25 | r23        | Gainare TottoriGainare Totto | 1 - 0 | Kochi UnitedKochi United |
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| 23 Aug 25 | r24        | Nara ClubNara Club | 3 - 0 | Kochi UnitedKochi United |
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| 30 Aug 25 | r25        | Kochi UnitedKochi United | 1 - 2 | Tegevajaro MiyazakiTegevajaro Mi |
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| 06 Sep 25 | r26        | Kagoshima UnitedKagoshima Uni | 4 - 1 | Kochi UnitedKochi United |
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| 14 Sep 25 | r27        | Kochi UnitedKochi United | 0 - 1 | Tochigi SCTochigi SC |
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| 20 Sep 25 | r28        | Tochigi CityTochigi City | 3 - 0 | Kochi UnitedKochi United |
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| 27 Sep 25 | r29        | Giravanz KitakyushuGiravanz Kita | 0 - 2 | Kochi UnitedKochi United |
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| 05 Oct 25 | r30        | Kochi UnitedKochi United | 0 - 1 | Azul Claro NumazuAzul Claro Nu |
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| 12 Oct 25 | r31        | Kochi UnitedKochi United | 1 - 3 | FC GifuFC Gifu |
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| 18 Oct 25 | r32        | FC RyukyuFC Ryukyu | 2 - 1 | Kochi UnitedKochi United |
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| 26 Oct 25 | r33        | Kochi UnitedKochi United | 0 - 1 | SagamiharaSagamihara |
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| 02 Nov 25 | r34        | Nagano ParceiroNagano Parcei | 0 - 1 | Kochi UnitedKochi United |
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| 09 Nov 25 | r35        | Kochi UnitedKochi United | 0 - 1 | Matsumoto YamagaMatsumoto Yam |
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| 15 Nov 25 | r36        | Kochi UnitedKochi United | 0 - 0 | Vanraure HachinoheVanraure Hach |
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| 24 Nov 25 | r37        | FC OsakaFC Osaka | 1 - 0 | Kochi UnitedKochi United |
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| 29 Nov 25 | r38        | Kochi UnitedKochi United | 0 - 1 | Thespa GunmaThespa Gunma |