"『ペルソナ』公式アンバサダーに俳優・川口春奈が就任。志尊淳と出演する新ブランドCM&『P5』シリーズ1000万本突破記念CMが公開" [Actress Haruna Kawaguchi appointed as the official ambassador for the Persona series, appears in a new branded commercial with Jun Shison celebrating 10 million copies sold for Persona 5]. Famitsu (in Japanese). 2023-12-15. Retrieved 2023-12-16.
Serena「CHANGE!!」が川口春奈主演ドラマ「夫のカノジョ」主題歌に決定 [Serena's song "CHANGE!!" to become the theme song for "Otto no Kanajo" which stars Haruna Kawaguchi] (in Japanese). Musicman. September 20, 2013. Archived from the original on September 21, 2013. Retrieved September 20, 2013.
Serena「CHANGE!!」が川口春奈主演ドラマ「夫のカノジョ」主題歌に決定 [Serena's song "CHANGE!!" to become the theme song for "Otto no Kanajo" which stars Haruna Kawaguchi] (in Japanese). Musicman. September 20, 2013. Archived from the original on September 21, 2013. Retrieved September 20, 2013.