Participation of international students is welcomed.


Please send us suggestions for improvements and bug reports. (Limitations and known issues)

Please do not contact us for sales activities.

The personal data you provide will be used only to respond to your inquiry. For other information on how we handle personal data, please refer to our Privacy Policy. By clicking the "Send" button, you are agreeing to our Privacy Policy.

Open the Land and tap the "?" button on the top right to open the help page. You can find the version number at the top right of the help page.