"レベルE" [Level E] (in Japanese). Aniplex. Archived from the original on December 2, 2020. Retrieved March 10, 2011.
archive.today
東立漫遊網 出版查詢-書目資訊 [Tong Li Publishing roaming network query - bibliographic information] (in Chinese). Tong Li Publishing. Archived from the original on September 18, 2012. Retrieved May 12, 2011.
"レベルE" (in Japanese). Anime Newtype Channel. Archived from the original on May 25, 2024. Retrieved January 29, 2011.
"レベルE" (in Japanese). Anime Newtype Channel. Archived from the original on May 25, 2024. Retrieved February 9, 2011.
東立漫遊網 出版查詢-書目資訊 [Tong Li Publishing roaming network query - bibliographic information] (in Chinese). Tong Li Publishing. Archived from the original on September 18, 2012. Retrieved May 12, 2011.
tv-tokyo.co.jp
放送局情報 [On Air] (in Japanese). TV Tokyo. Archived from the original on December 30, 2019. Retrieved December 7, 2010.
"Staff and Cast" (in Japanese). TV Tokyo. Archived from the original on October 28, 2021. Retrieved December 7, 2010.
"Goods" (in Japanese). TV Tokyo. Archived from the original on March 7, 2021. Retrieved March 10, 2011.