Please log in. To create a new account, enter the name and password you want to use.
If you supplied an email address when you signed up or added a email later, you can have your password reset.
This user name doesn't exist. If you want to create a new account, just verify your password and log in.
This user name exists. If you want to create a new account, please choose a different name.
Enter the current email address you have registered in your profile. You'll get an email containing your new password.
You have no email address in your profile, so you can't have your password reset.
Password reset. Check your email in a few minutes
That account does not exist.
The email address specified is not registered with this account.
Delivery to this email address has failed.
Shuugo
It could end in a pointless fight of user records.
About that bug, seems like it's intentional
http://cart.donmai.us/ticket/227 was resolved a few days ago as wontfix