For each wave buoy we keep two record sets: an hour record and the long-range 6 hourly one.

Wave buoys nearest to Nagata:
1.	Shibushi Port	last 18 hours, hourly	last 5 days, each 6hr	7 mi
2.	Nagasaki Port	last 18 hours, hourly	last 5 days, each 6hr	37 mi
3.	Miyazaki Port	last 18 hours, hourly	last 5 days, each 6hr	37 mi
4.	Kagoshima Port	last 18 hours, hourly	last 5 days, each 6hr	41 mi
5.	Hosojima Port	last 18 hours, hourly	last 5 days, each 6hr	77 mi