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hira_sail: 玉川上水跡
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hira_sail: 玉川上水橋跡
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hira_sail: 小支流跡
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hira_sail: 谷底道
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hira_sail: 傾斜測定
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hira_sail: 代々木上原駅到着
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hira_sail: 代々木上原の暗渠道
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hira_sail: 暗渠道は続く Culvert road continues
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hira_sail: Explore with P-chan Bottle
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hira_sail: Small park
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hira_sail: Uda River culvert road
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hira_sail: Through Under the Highway C-1
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hira_sail: Yanaka coffee
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hira_sail: Pond in the bird sanctuary
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hira_sail: Bird sanctuary explaination board
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hira_sail: Narrow culvert road
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hira_sail: Uda River promnade
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hira_sail: Uda River promnade
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hira_sail: Arrived to Shibuya town
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hira_sail: Upper beam is the Shibuya River culvert
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hira_sail: Go into the culvert road
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hira_sail: Monument of the Song, Spring stream
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hira_sail: Culvert road continues
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hira_sail: Ruins of stairs
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hira_sail: Headwaters of the Ko-hone River
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hira_sail: Valley of the Ko-hone River
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hira_sail: River ruin continues
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hira_sail: Ko-hone River culvert road
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hira_sail: KO-hone River culvert road
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hira_sail: Culvert road goes under the railroad