直到昨天我才看了上周的钢炼
于是发现OP和ED都换了。。。虽然逊色不少，不过新ED我还是挺喜欢的
于是为了让大家不忘记旧OP
发上来这首歌，YUI的again
（好吧其实你是….为了强调这歌词是自己翻译的）

Audio clip: Adobe Flash Player (version 9 or above) is required to play this audio clip. Download the latest version here. You also need to have JavaScript enabled in your browser.

more))