Participating teams included the Kaohsiung Aquas, New Taipei CTBC DEA, Tainan TSG GhostHawks, Taipei Mars, and the Taiwan Beer Leopards.
[1] On September 15, 2023, the T1 League announced that the 2023–24 season participation rights of the Taichung Suns was cancelled due to financial qualification.
[2] On October 16, the Taichung Suns announced to fold officially.
[3] The regular season started on October 28, 2023, and ended on April 28, 2024.
[4] The 2023–24 season opening game, matched by the Tainan TSG GhostHawks and the New Taipei CTBC DEA, was played at Xinzhuang Gymnasium.