Overview
A sewage treatment plant in Mikawashima. Japan's first modern sewage treatment facility, which began operating in 1922, it is an Important Cultural Property.
Key facts
Field：Modern sewerage, Important Cultural Property
Source infura.metro.tokyo.lg.jp ↗Source sangyo-rodo.metro.tokyo.lg.jp ↗Before you go
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Information checked on: 2026-09-03
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