元ドリカム西川隆宏の現在!脱退理由・交通事故や薬逮捕・結婚や嫁の噂まとめ [Former Dreams Come True member Takahiro Nishikawa now! Reasons for leaving include a car accident and a drug arrest, rumors of marriage and settling with wife.] (in Japanese). Matomedia. 29 February 2020. Archived from the original on 12 September 2023. Retrieved 12 September 2023.
元ドリカム西川隆宏の現在!脱退理由・交通事故や薬逮捕・結婚や嫁の噂まとめ [Former Dreams Come True member Takahiro Nishikawa now! Reasons for leaving include a car accident and a drug arrest, rumors of marriage and settling with wife.] (in Japanese). Matomedia. 29 February 2020. Archived from the original on 12 September 2023. Retrieved 12 September 2023.
大公開!『バレンタインソング』といえばこの曲! [The Great Exhibition! When speaking of a "Valentine song", this is the song!] (in Japanese). Oricon Style. February 3, 2006. Archived from the original on February 16, 2010. Retrieved March 17, 2010.
大公開!『バレンタインソング』といえばこの曲! [The Great Exhibition! When speaking of a "Valentine song", this is the song!] (in Japanese). Oricon Style. February 3, 2006. Archived from the original on February 16, 2010. Retrieved March 17, 2010.