Transport・Nikko
Irohazaka Winding Road
Irohazaka is the switchback mountain road linking central Nikko with Okunikko, made up of 48 hairpin curves split across separate uphill and downhill one-way roads.
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Transport・Nikko
Irohazaka is the switchback mountain road linking central Nikko with Okunikko, made up of 48 hairpin curves split across separate uphill and downhill one-way roads.
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