2025–26 Japan Rugby League One – Division 1
…Urayasu D-Rocks, Sagamihara DynaBoars) defeated their Division 2 opponents decisively to stay in the first division for 2026–27. On 7 June 2026, the Kobe Steelers defeated the Kubota Spears in the final 22–13 at the Japan National Stadium in Tokyo in front of a crowd of more than 50,000. It was the Steelers' third…