A-PLAT Pro

Due to the server maintenance,services will be suspended during the period below. ... More Due to the server maintenance,services will be suspended during the period below.
【Suspension Period】(JST): Friday, December 5, 2025 at 04:00:00 PM to (JST): Monday, December 8, 2025 at 11:00:00 AM
We apologize for any inconvenience and appreciate your understanding and cooperation. Close

The homepage has been updated. ... More The homepage has been updated. Information pages about the services provided by A-PLAT Pro and the available datasets have been added. Close

We have resumed web services on March 31, 2025. ... More We have resumed web services on March 31, 2025. Please note that due to the server migration, the results of spatial interpolation and averaging may be slightly different from those on the old server (there is a possibility of a discrepancy from the fifth digit of a real number). This may be due to differences in the compilers on the old and new servers, or to rounding errors when performing multiple floating-point operations. If this difference is a problem in your work or research, please contact us (ccca-scenarioatmarknies.go.jp). Close

Due to extensive server maintenance work, the web service... More Due to extensive server maintenance work, the web service has been suspended (several months) from the end of June. The reopening date has not yet been decided, but the web service will resume as soon as the maintenance work is completed. We apologize for any inconvenience this may cause to users. Close