Until the late 1990s, Japanese TV networks rarely preserved master tapes. To save storage space, old shows were often recorded over. While Shin-Ei Animation kept the film reels, many of the broadcast specific elements (like the original voice-over announcing the sponsor, or localized bumpers) are gone forever. An "exclusive raw" might be the only surviving VHS recording of a fan from 1986.
: Useful for summaries of the earliest 1979–1986 episodes. doraemon 1979 raw exclusive
If you are looking for the absolute earliest footage, do not confuse this with the "1973 series" produced by Nippon TeleMovie Productions; that version is considered "lost media" as the studio shut down and the rights were largely abandoned. The 1979 series is the "original" for most modern fans. Until the late 1990s, Japanese TV networks rarely