If,
live in fear of disaster
If every day...
Anxiety and worry continue for sleepless days
It may be.
If a disaster damages the city, to restore it to its original state
It may take years.
If it breaks down, the city will become a slum
I might put it away.
Aiming for eco-friendly automatic water buses
Inverse Function of Sea Knowledge: XNUMXD Centroid Sensing Theory
What happened?Marine litter problem!
Measuring the flow of tsunamis by automatically transmitting information from ships
