When applying for account registration in the facility reservation service operated by HARP Co., Ltd., use the electronic certificate (signature electronic certificate) installed on your My Number Card to electronically sign the registration details. This is an Android app for.

Notes:
In order to create an electronic signature using this app and My Number Card, you need to prepare an Android smartphone compatible with My Number Card and install the JPKI user software provided by Japan Local Government Information System Institute (J-LIS). It will be required.
Depending on your device, you may be able to install the electronic signature app but not the JPKI user software.