Newsonjapan iconNewsonjapanSep 9, 2026

Footage Shows Tokyo Flood Control Tunnel After Heavy Rain

Large volumes of floodwater poured into the Metropolitan Area Outer Underground Discharge Channel in Kasukabe, Saitama Prefecture, following heavy rain on September 7, prompting the massive underground flood-control facility known as the "Underground Temple" to go into operation.

Footage Shows Tokyo Flood Control Tunnel After Heavy Rain

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Large volumes of floodwater poured into the Metropolitan Area Outer Underground Discharge Channel in Kasukabe, Saitama Prefecture, following heavy rain on September 7, prompting the massive underground...

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Large volumes of floodwater poured into the Metropolitan Area Outer Underground Discharge Channel in Kasukabe, Saitama Prefecture, following heavy rain on September 7, prompting the massive underground flood-control facility known as the "Underground Temple" to go into operation.

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  • Large volumes of floodwater poured into the Metropolitan Area Outer Underground Discharge Channel in Kasukabe, Saitama Prefecture, following heavy rain on September 7, prompting the massive underground...

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