https://youtube.com/c/NPO%E6%B3%95%E4%BA%BA%E7%A7%91%E5%AD%A6%E6%98%A0%E5%83%8F%E9%A4%A8
Been enjoying this motherlode of old documentaries and corporate mega-project videos. It’s all in Japanese, but some of this stuff is probably enjoyable even if you don’t understand the narrator.
https://www.reddit.com/r/japan/comments/wu74bx/vintage_documentaries_and_corporate_videos/