Of course I am back in Japan yet again - Oct and Nov 2018 - Page 9 - 984

Here is the dam. You will see later it is quite high up. It is both a hydroelectric plant and also the main source of water for Tokyo.

Camera Details: SONY, ILCE-7M2
Settings: 1/100 at f/11, ISO 100, 28 mm
Date: 20 November 2018 Time: 13:09:44