There is a growing movement within the fandom to "decentralize" these archives. The will keep the metadata, but the video streams might not survive.
If Japan adopts stricter copyright enforcement (e.g., “upload penalty” laws like 2020 download illegality), IA could be pressured. kamen rider x internet archive
The Internet Archive is not just for video. It is a museum that allows you to time travel using physical artifacts scanned by obsessive collectors. There is a growing movement within the fandom