| May 3, 2026 Final Score | SeaHorses MikawavsKoshigaya Alphas | 75–98 | 29 | 18 | 8 | 6 | - | - | 7-10 | 0-0 | - |
| May 2, 2026 Final Score | SeaHorses MikawavsKoshigaya Alphas | 83–75 | 31 | 12 | 11 | 1 | - | - | 5-9 | 0-0 | - |
| Apr 26, 2026 Final Score | Koshigaya AlphasvsBrave Thunders | 89–79 | 29 | 20 | 12 | 1 | - | - | 6-9 | 0-0 | - |
| Apr 25, 2026 Final Score | Koshigaya AlphasvsBrave Thunders | 90–84 | 31 | 27 | 8 | 3 | - | - | 10-14 | 0-0 | - |
| Apr 19, 2026 Final Score | Koshigaya AlphasvsAlvark | 69–79 | 11 | 2 | 1 | 3 | - | - | 1-3 | 0-0 | - |
| Apr 18, 2026 Final Score | Koshigaya AlphasvsAlvark | 66–73 | 25 | 15 | 11 | 3 | - | - | 4-12 | 0-0 | - |
| Apr 15, 2026 Final Score | Ibaraki RobotsvsKoshigaya Alphas | 70–87 | 25 | 12 | 4 | 4 | - | - | 5-9 | 0-1 | - |
| Apr 12, 2026 Final Score | AkitavsKoshigaya Alphas | 87–85 | 32 | 17 | 14 | 3 | - | - | 5-6 | 0-0 | - |
| Apr 11, 2026 Final Score | AkitavsKoshigaya Alphas | 94–85 | 26 | 12 | 8 | 1 | - | - | 5-9 | 0-0 | - |
| Apr 8, 2026 Final Score | ChibavsKoshigaya Alphas | 92–78 | 32 | 10 | 14 | 3 | - | - | 4-8 | 0-0 | - |
| Apr 5, 2026 Final Score | Koshigaya AlphasvsOsaka | 84–77 | 25 | 12 | 8 | 2 | - | - | 4-6 | 0-0 | - |
| Apr 4, 2026 Final Score | Koshigaya AlphasvsOsaka | 78–84 | 35 | 21 | 9 | 3 | - | - | 10-14 | 0-0 | - |
| Apr 1, 2026 Final Score | Brave ThundersvsKoshigaya Alphas | 89–69 | 28 | 11 | 7 | 5 | - | - | 5-8 | 0-0 | - |
| Mar 29, 2026 Final Score | YokohamavsKoshigaya Alphas | 96–93 | 41 | 21 | 19 | 4 | - | - | 6-13 | 1-1 | - |
| Mar 28, 2026 Final Score | YokohamavsKoshigaya Alphas | 78–70 | 29 | 6 | 9 | 4 | - | - | 2-8 | 0-0 | - |
| Mar 15, 2026 Final Score | Koshigaya AlphasvsDiamond Dolphins | 80–109 | 30 | 15 | 13 | 7 | - | - | 7-12 | 0-0 | - |
| Mar 14, 2026 Final Score | Koshigaya AlphasvsDiamond Dolphins | 72–101 | 26 | 11 | 7 | 1 | - | - | 5-7 | 0-0 | - |
| Mar 11, 2026 Final Score | Koshigaya AlphasvsToyama | 92–85 | 32 | 17 | 11 | 1 | - | - | 6-8 | 1-1 | - |
| Mar 8, 2026 Final Score | Hiroshima D.vsKoshigaya Alphas | 99–65 | 25 | 8 | 4 | 1 | - | - | 4-9 | 0-1 | - |
| Mar 7, 2026 Final Score | Hiroshima D.vsKoshigaya Alphas | 92–89 | 30 | 10 | 6 | 4 | - | - | 4-10 | 0-1 | - |
| Feb 15, 2026 Final Score | Koshigaya AlphasvsSun Rockers Shibuya | 62–69 | 32 | 10 | 13 | 2 | - | - | 5-9 | 0-0 | - |
| Feb 14, 2026 Final Score | Koshigaya AlphasvsSun Rockers Shibuya | 93–75 | 27 | 15 | 15 | 2 | - | - | 5-12 | 0-1 | - |
| Feb 8, 2026 Final Score | Koshigaya AlphasvsSendai | 67–76 | 28 | 14 | 6 | 1 | - | - | 4-12 | 0-2 | - |
| Feb 7, 2026 Final Score | Koshigaya AlphasvsSendai | 87–79 | 27 | 10 | 13 | 6 | - | - | 3-7 | 0-0 | - |
| Feb 1, 2026 Final Score | HokkaidovsKoshigaya Alphas | 80–81 | 29 | 20 | 14 | 2 | - | - | 8-13 | 0-1 | - |
| Jan 31, 2026 Final Score | HokkaidovsKoshigaya Alphas | 88–81 | 29 | 14 | 10 | 6 | - | - | 7-13 | 0-1 | - |
| Jan 28, 2026 Final Score | Koshigaya AlphasvsYokohama | 63–92 | 19 | 6 | 3 | 1 | - | - | 2-7 | 0-0 | - |
| Jan 24, 2026 Final Score | Ibaraki RobotsvsKoshigaya Alphas | 81–83 | 10 | 0 | 1 | 2 | - | - | 0-2 | 0-0 | - |
| Jan 5, 2025 Final Score | SeaHorses MikawavsKoshigaya Alphas | 79–77 | 3 | 0 | 0 | 0 | - | - | 0-1 | 0-1 | - |
| Jan 4, 2025 Final Score | SeaHorses MikawavsKoshigaya Alphas | 89–54 | 24 | 10 | 8 | 4 | - | - | 4-7 | 0-0 | - |
| Dec 30, 2024 Final Score | ShigavsKoshigaya Alphas | 78–88 | 36 | 18 | 12 | 0 | - | - | 5-8 | 1-1 | - |
| Dec 29, 2024 Final Score | ShigavsKoshigaya Alphas | 62–89 | 26 | 16 | 14 | 1 | - | - | 7-11 | 0-0 | - |
| Dec 22, 2024 Final Score | Koshigaya AlphasvsKyoto | 80–96 | 28 | 18 | 10 | 1 | - | - | 7-13 | 0-0 | - |
| Dec 21, 2024 Final Score | Koshigaya AlphasvsKyoto | 84–92 | 27 | 20 | 4 | 3 | - | - | 7-12 | 1-1 | - |
| Dec 15, 2024 Final Score | NeoPhoenixvsKoshigaya Alphas | 89–86 | 22 | 12 | 13 | 1 | - | - | 5-9 | 0-0 | - |
| Dec 14, 2024 Final Score | NeoPhoenixvsKoshigaya Alphas | 90–78 | 31 | 15 | 13 | 4 | - | - | 5-13 | 1-1 | - |
| Dec 11, 2024 Final Score | Koshigaya AlphasvsChiba | 82–84 | 34 | 17 | 8 | 4 | - | - | 5-16 | 0-0 | - |
| Dec 8, 2024 Final Score | Koshigaya AlphasvsBrave Thunders | 100–74 | 33 | 25 | 18 | 2 | - | - | 6-10 | 2-3 | - |
| Dec 7, 2024 Final Score | Koshigaya AlphasvsBrave Thunders | 101–77 | 15 | 6 | 6 | 2 | - | - | 3-6 | 0-1 | - |
| Dec 1, 2024 Final Score | Koshigaya AlphasvsNagoya Fighting Eagles | 101–71 | 25 | 24 | 13 | 3 | - | - | 7-11 | 2-2 | - |
| Nov 30, 2024 Final Score | Koshigaya AlphasvsNagoya Fighting Eagles | 90–94 | 30 | 20 | 9 | 3 | - | - | 6-7 | 1-1 | - |
| Nov 9, 2024 Final Score | YokohamavsKoshigaya Alphas | 72–80 | 12 | 7 | 4 | 1 | - | - | 3-5 | 0-0 | - |
| Nov 6, 2024 Final Score | Koshigaya AlphasvsNagasaki | 80–67 | 24 | 13 | 8 | 3 | - | - | 5-7 | 0-2 | - |
| Nov 3, 2024 Final Score | Koshigaya AlphasvsSun Rockers Shibuya | 59–82 | 25 | 6 | 7 | 0 | - | - | 3-8 | 0-0 | - |
| Nov 2, 2024 Final Score | Koshigaya AlphasvsSun Rockers Shibuya | 71–84 | 22 | 1 | 6 | 2 | - | - | 0-3 | 0-0 | - |
| Oct 27, 2024 Final Score | SendaivsKoshigaya Alphas | 73–63 | 28 | 6 | 13 | 3 | - | - | 2-10 | 0-1 | - |
| Oct 26, 2024 Final Score | SendaivsKoshigaya Alphas | 87–78 | 40 | 18 | 18 | 3 | - | - | 7-11 | 0-2 | - |
| Oct 23, 2024 Final Score | AkitavsKoshigaya Alphas | 78–69 | 33 | 26 | 10 | 0 | - | - | 13-15 | 0-1 | - |
| Oct 20, 2024 Final Score | Koshigaya AlphasvsShimane | 75–92 | 27 | 12 | 4 | 3 | - | - | 3-7 | 1-1 | - |
| Oct 19, 2024 Final Score | Koshigaya AlphasvsShimane | 88–81 | 33 | 22 | 10 | 1 | - | - | 8-16 | 1-1 | - |