1. Non fuel consuming system causing the groval temperature-ring.
2. Improvement contaminated coastal seawaters from the river.
3. Using for a marine ranch.
4. Using for a fishpond.
5. Application to the fishing park.
6. Exploitation of plankton.
7. Using for coast defence.
8. Using for artificial beach.
9. Using for mud purification.
10. Using for sludge and waste treatment by "UTSURO" system.
11. Land making by sedimentation activated.
12. Using for floating structure.
13. Using for floating airport.
14. Using for flouting energy plant.
15. Using for waste water treatment plant.