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The sequel is here ???? • "It wasn't just long..." The whole picture of the giant serpentine sword is revealed, a new discovery that delves into the history of swords... The giant serpentine sword, about 2.4 meters long, is thought to have been made in Japan about 1,600 years ago. This giant serpentine sword is said to be a "national treasure-level discovery," and the special report on the special program gave an exclusive close look at the site of its preservation treatment. #serpentinesword #tumulus #sword #preservationtreatment ▼TBS NEWS DIG Official website https://newsdig.tbs.co.jp/ ▼Please subscribe to our channel! / @tbsnewsdig ▼Information provided by "TBS Insiders" https://www.tbs.co.jp/news_sp/tbs-ins... ▼Video provided by "TBS Scoop Post" https://www.tbs.co.jp/news_sp/toukou...