You can register as a pixiv Premium member through the "Get pixiv Premium" link on the left-hand side of the top page.
- First, choose either a monthly subscription or a ticket subscription. Next, enter the various payment information.
- Once the procedures are finished, a message will be delivered to the e-mail address you registered to your account.
You can verify the registration status of your pixiv Premium account by going to "Settings" "pixiv Premium" on your account’s my page.