これ yt-dlp でダメだった
https://tver.jp/episodes/ep1j82uwoa

TVer] ep1j82uwoa: Downloading JSON metadata
TVer] ep1j82uwoa: Downloading JSON metadata
brightcove:new] ref:5i94820009_20220602: Downloading JSON metadata
brightcove:new] ref:5i94820009_20220602: Downloading JSON metadata
RROR: [brightcove:new] Unable to download JSON metadata: HTTP Error 404: Not Found (caused by <HTTPError 404: 'Not Found'>); please report this issue on https
//github.com/yt-dlp/yt-dlp/issues?q= , filling out the appropriate issue template. Confirm you are on the latest version using yt-dlp -U