Artificial tsunami that protects towns

Name :
Shun Hattori
COUNTRY :
Japan / Osaka
AGE :
11
YEAR :
2013
PRIZE :
The Asahi Shimbun Prize
COMMENTARY :
The Tohoku tsunami washed away everything close to the shore. I wondered if there was a way to weaken a tsunami, even if just a little. This artificial tsunami protects the shore when a natural tsunami rises from the sea.
Artificial tsunami that protects towns