ユーザー登録 であれば
yūzātōrokudeareba
1. If user registration; When user registration
Noun
#127775
1. If user registration; When user registration
1. user
1. registration number
1. registration; accession
1. registered trademark
1. registrant; subscriber
1. If user; When user
1. Was a user.
1. Let's…; Shall we…