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ascii.jp
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Maname (4 November 2009). "Twitter「平沢唯じゃない」でも1万人がフォロー" [Twitter - "I'm Not Yui Hirasawa", but 10,000 People Still Follow]. 週刊Twitterなう! [Weekly Twitter Now!] (#17). ASCII.jp. ASCII Media Works.
Yotsumoto, Toshimi (16 December 2009). "ソロデビュー20周年記念・平沢進ロングインタビュー【前編】「私は平沢進だぞ。平沢唯じゃない」 本人に聞いてみた" [Solo Debut 20th Anniversary Susumu Hirasawa Long Interview [Part 1] We Asked the Man Himself about "I am Susumu Hirasawa. Not Yui Hirasawa"]. ミュージック・ギークス! [Music Gigs!] (#10). ASCII.jp. ASCII Media Works. p. 5.
Shibasaki, Ko (16 February 2020). "神様平沢進様". Ko Shibasaki 柴咲コウ (@ko_shibasaki). Archived from the original on 17 March 2020. Retrieved 16 March 2020 – via Twitter.
Akiyama, Katsuhiko (12 July 2010). "「けいおん」グッズ!" [K-On Goods!]. 秋山勝彦の宅録日記 [Katsuhiko Akiyama's Home Recording Diary] – via Yahoo! Japan Blog.
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