"「リラックマ」初のこま撮りアニメ、脚本は『かもめ食堂』の荻上直子氏が担当" [Rilakkuma's first stop-motion animation, written by Naoko Ogiue of Kamome Shokudo]. Oricon (in Japanese). 2017-10-18. Retrieved 2019-04-22.
"山田孝之、『リラックマとカオルさん』で一人何役?" [Takayuki Yamada, what role do you play in "Rilakkuma and Kaoru-san"?]. Oricon (in Japanese). 2019-05-02. Retrieved 2019-05-02.