このブログの読者になる
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In the modern world, it's a must have with a credit card - you simply can not stand without most places. It also has several benefits to have, so you should at least take advantage of these benefits before you write it off as an option.
読者になると、ブログの更新を簡単にチェックしたり、更新通知を受け取ったりできるようになります。