Shirō Ise. "RADWIMPS、「25コ目の染色体」「ふたりごと」「有心論」に続く名曲が誕生!" [Radwimps, the birth of their next signature song after "Nijūgoko-me no Senshokutai," "Futarigoto" and "Yūshinron."] (in Japanese). Listen.jp. Retrieved January 23, 2011.
"EXILEが最多3冠達成、「MTV VMAJ」華やかに開催" [Exile crowned three times, a dazzling show at the MTV Video Music Awards Japan]. Natalie.mu (in Japanese). June 2, 2008. Retrieved February 8, 2011.
"スペシャ「MVA」大賞は安室、電気、RADWIMPSが受賞" [Space Shower Music Video Awards, prize winners include Amuro, Denki and Radwimps]. Natalie.mu (in Japanese). March 22, 2009. Retrieved February 8, 2011.
"遂に本格ブレイク! 数々の強豪を抑えRADWIMPSが初のシングル1位" [Finally truly broke through! Outweighing many veterans, Radwimps get their first number one single]. Oricon (in Japanese). January 29, 2008. Retrieved February 9, 2011.
"オリコンランキング情報サービス「you大樹」" [Oricon Ranking Information Service "You Big Tree"]. Oricon. Retrieved February 22, 2010. (subscription only)
riaj.or.jp
"レコード協会調べ 1月度有料音楽配信チャート（「着うた（R）」）＜略称：1月度レコ協チャート（「着うた（R）」）＞" [Record Association Analysis: January paid music download chart (ringtones) <Abbreviation: January Reco-kyō Chart (ringtones)>] (in Japanese). RIAJ. February 20, 2008. Retrieved February 22, 2011.
ゴールド等認定作品一覧 2008年01月 [Works Receiving Certifications List (Gold, etc) (January 2008)]. RIAJ (in Japanese). February 10, 2008. Retrieved January 19, 2011.
レコード協会調べ 2月度有料音楽配信認定 ＜略称：2月度認定＞ [Record Association Analysis: February paid music download certifications <Abbreviation: February certifications>]. RIAJ (in Japanese). March 20, 2008. Retrieved January 21, 2011.
spaceshowertv.com
"アーティスト名 RADWIMPS 楽曲名 オーダーメイド" [Artist Name: Radwimps. Song Name: "Order Made"]. Space Shower (in Japanese). Retrieved February 6, 2011.
tsutaya.co.jp
オーダーメイド／ＲＡＤＷＩＭＰＳ. Tsutaya (in Japanese). Retrieved February 22, 2011.
web.archive.org
"RADWIMPSが作った"自分なりの定理"" [Radwimps made a "theorem of the self"]. Yahoo! Music (in Japanese). March 10, 2009. Archived from the original on March 12, 2012. Retrieved February 10, 2011.
"☆ＰＶ撮影☆" [Music video shooting]. Nozomi Takagi Official Blog (in Japanese). Archived from the original on March 31, 2008. Retrieved February 27, 2011.
"RADWIMPSが作った"自分なりの定理"" [Radwimps made a "theorem of the self"]. Yahoo! Music (in Japanese). March 10, 2009. Archived from the original on March 12, 2012. Retrieved February 10, 2011.
