【若一調査隊】圧巻の巨大古墳！大王クラスの石棺も…「赤坂天王山古墳」の謎に迫る！

Sakurai City in Nara Prefecture boasts a staggering 920 ancient burial mounds. Among them, the Akasaka Tennozan Kofun (Akasaka Tennozan Burial Mound) is particularly noteworthy. Researchers believe it is highly likely to be the resting place of Emperor Sushun, who ascended the throne at the end of the 6th century, supported by Soga no Umako. Despite the existence of an imperial tomb managed by the Imperial Household Agency, why is the Akasaka Tennozan Kofun considered the "true tomb of Emperor Sushun"? We conducted an undercover investigation. (Kansai Joho Net ten., broadcast April 22, 2026) ▼Feature videos, in-depth explanations, and the latest news delivered daily. Subscribe to our channel here:    / @ytv_news   ▼Yomiuri TV News https://news.ntv.co.jp/n/ytv ▼Kansai Joho Net ten. X (former Twitter)   / ytvnewsten   Website: https://www.ytv.co.jp/ten/ Instagram:   / ytv.ten   Facebook:   / ytvten   ▼Joho Live Miyaneya https://www.ytv.co.jp/miyaneya/ ▼News Zigzag X (former Twitter) https://x.com/ytvzigzag Website: https://www.ytv.co.jp/zigzag/ ▼Teppan Asa Live Juutto! Website: https://www.ytv.co.jp/juutto/ X (former Twitter): @ytv_juutto https://x.com/ytv_juutto LINE: https://lin.ee/hWfyWs2 Instagram: @ytv_juutto   / ytv_juutto   TikTok:   / ytv_juutto   ▼Yomiuri TV News Department's SNS TikTok:   / ytvnews   X (former Twitter):   / news_ytv   ▼Submit information here: "Submission Box" https://www.ytv.co.jp/toukou_box/ #YomiuriTV #ten #YomiuriTVNews #KansaiInformationNetten #WakaichiInvestigationTeam #WakaichiKoji #Japan #history #Nara #SakuraiCity #AkasakaTennozanTumulus #NationalHistoricSite #Emperor Sushun #Mystery #Infiltration