Thank you for always using the GOSAT-GW TANSO-3 Product Archive (G3PA) service.

We would like to provide an update regarding the notice below, which was published on July 23, 2026. The system adjustments have now been completed, and the situation has improved.

"Notice Regarding Cases Where Downloaded GOSAT-GW TANSO-3 Level 1B Product Files Cannot Be Opened Properly"

Thank you for your patience while we worked to improve the situation.
If you experience the same issue again with the downloaded products, please contact the Support Desk through the link below.

Inquiries for products and services:
https://product.gosat-gw.nies.go.jp/en/support/contact/