* {{weibo|leejungshin91|李正信}}
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* {{官方網站|http://www.cnblue.co.kr|CN Blue official website}}
* {{官方網站|http://www.cnblue.jp/|CN Blue official Japanese website}}
* [https://web.archive.org/web/20100402045318/http://blog.oricon.co.jp/cnblue CNBLUE 日本官方部落格]