【徳山ダム】 日本一の総貯水容量660,000,000立方メートルを誇る 徳山ダム地下約130Mへ

[@user-yv8jt4eg7jChalenisi]

ご無沙汰しております。猛暑の時に来たらよさそうですね。

[@rickdommett]

from Canada, I watch your programming, but at times is difficult without English sub-titles, would appreciate, if possible.........thank you.

[@landforest3058]

Tokuyama Dam: Boasting Japan’s largest total water storage capacity of 660,000,000 cubic meters, approximately 130 meters underground.