The official website of the Canadian French-language channel UNIS TV is listing that the Boruto: Naruto Next Generations and Naruto Spin-Off: Rock Lee & His Ninja Pals anime will begin airing on September 12, 2020. Naruto Spin-Off: Rock Lee & His Ninja Pals will premiere at 8:00 a.m. EDT, and Boruto: Naruto Next Generations will debut at 8:30 a.m. EDT.
The Naruto Spin-Off: Rock Lee & His Ninja Pals anime premiered in Japan in April 2012. The Boruto: Naruto Next Generations anime premiered in Japan in April 2017.
Source: ANN