Click on the orange button “ ニコニコ会員登録 ” in the top center of the page.     Click the button “ 一般会員 ” to create a free account. Enter an PC email address and click “ 次へ進む ” to proceed. Open the email from nicovideo.jp and click URL in the message. Fill out all the fields; nickname, gender, birthday, country, area and password. Then, click “ 次の画面に進む ” to proceed.    Go through each field for double-check. Then, click “ 利用規約に同意し登録“ to submit your confirmed details.  Click “ メール配信設定しサイトに戻る ” http://ch.nicovideo.jp/battlemania Click “ チャンネルに入会 Click “ 進む ” to go to the next step. Enter your password and click “ パスワードを入力 ”   Entre your credit card number and expiry date. Also read the number shown in the image and enter it in the box next to it. Click “ 次へ ”  Make sure if your purchase “Battle Mania monthly cost \864 is shown on the page. Click “購入 ” to purchase it.