Touch "Procedure" button to show "Setting" page where you can change password, issue/check access code etc.
You can check the card Access Code.
You use the access code in "Aime Site"
Use VOCALOID POINT to change player name.
You can set your password.
You use this password at DIVA.NET.
You need to set password to use DIVA.NET.
You can initialize the password if you forget your password.
It takes few days to initialize.
Please see here for detail.