The drainage ditch near the east gate of Chisso
![](https://gkbn.kumagaku.ac.jp/minamata/wp-content/themes/minamata/image/marchives/konjyaku/main/past/past_49.jpg)
![](https://gkbn.kumagaku.ac.jp/minamata/wp-content/themes/minamata/image/marchives/konjyaku/main/now/now_49.jpg)
- Demonstrators marching in lines under the power transmission lines of Chisso. There was a big electricity pylon on the left.
- The present drainage ditch, whose bottom surface is now half covered with concrete.
Reference sources
- The Edo Period:
The Picture Map of Ashikita-gun, Collection of Kumamoto Gakuen University Library, the late Edo Period. - The Meiji Period:
The Japanese National Atlas at the end of Edo Period and in the Meiji Period, Kashiwa Shobo, Collection of Kumamoto Gakuen University Library, 1983.