"「アニメソングと予備校経営、 何でもボーダーレスになった経緯（いきさつ）」" [Cartoon Songs and Cram School Management: How Everything Became Borderless (Details)] (in Japanese). Tokyo: Misuzu Gakuen. Retrieved 2017-09-08.
"福祉、教育、スポーツ、学術、芸術などの公益活動" [Public activities such as social welfare, education, sports, academics, arts, etc.] (in Japanese). World Mate. Archived from the original on 2011-04-21. Retrieved 2017-09-08.
worldmate.or.jp
"福祉、教育、スポーツ、学術、芸術などの公益活動" [Public activities such as social welfare, education, sports, academics, arts, etc.] (in Japanese). World Mate. Archived from the original on 2011-04-21. Retrieved 2017-09-08.
xinmin.cn
news.xinmin.cn
Qin, Sun (September 19, 2014). "在都厅观大薪能剧义演" [Charity Performance of the Tokyo Dai Takigi Noh]. Xinmin News (in Chinese). சாங்காய், China. Retrieved 2017-09-08.
