2025 Basketball Champions League Asia – East
The 2025 Basketball Champions League Asia – East was the qualification tournament for the 2025 Basketball Champions League Asia. The tournament involved club teams from the East Asia and Southeast Asia sub-zones of FIBA Asia. The games were held on March 24 to May 31, 2025, and two teams advanced to the 2025 Basketball Champions League Asia.
Entrant teams
The eight teams participated in the following games.| Association | Team | Domestic league standings |
| New Taipei Kings | 2023–24 PLG season champion | |
| Taoyuan Pauian Pilots | 2023–24 PLG season runner-up | |
| Ulaanbaatar Xac Broncos | 2023–24 The League season champion | |
| Bishrelt Metal | 2023–24 The League season runner-up | |
| Pelita Jaya | 2024 IBL Indonesia champion | |
| NS Matrix Deers | 2023–24 Major Basketball League Malaysia champion | |
| Hi-Tech | 2024 Basketball Thai League champion | |
| Adroit Club | 2024 National Basketball League champion |
Group stage
The eight teams were drawn into two groups of four teams each for the Preliminary Round. The top two teams from each group advanced to the Final Four.Group A
Group B
Final Four
The top two teams from the Final Four advanced to the 2025 Basketball Champions League Asia. Two teams from same country could not qualify to BCL Asia. The final four was held at the M bank Arena in Ulaanbaatar, Mongolia.Semifinals
Note: All times are Time in MongoliaThird place game
Finals
Qualified teams
The following two teams qualified for the 2025 Basketball Champions League Asia.| Team | Qualified on | Qualified as |
 |