No. Video content playable by SESSION function of BTS for KATANA-AIR (Ver. 2.0.0 or later) is only from YouTube.
If you have problems playing YouTube videos with the SESSION function, see the related Q&A "YouTube videos are not displayed on the SESSION screen of BTS for KATANA-AIR (Ver. 2.0.0 or later)".
NOTE: With the combination of KATANA-AIR System Program Ver. 1.30 or earlier and BTS for KATANA-AIR Ver. 2.0.0, some restrictions exist on connections and functions. To use the functions added to BTS for KATANA-AIR Ver. 2.0.0 with KATANA-AIR, please update the system program to Ver. 2.00 (To be released around November 2023). For details on the limited functions, see "BOSS Tone Studio Limitations with Katana-Air Version 1.30".