- Hiroshi Senju – Official Website
- Mariko Senju’s eldest brother, internationally renown Japanese-style painter.
http://www.hiroshisenju.com/
- Akira Senju – Official Website
- Mariko Senju’s second-eldest brother, a renown composer in Japan.
http://www.akirasenju.com/
- Japan Arts Website
- An established management company which has coordinated Mariko Senju’s performance activities.
http://www.japanarts.co.jp/
- UNIVERSAL MUSIC JAPAN
- Official Website of a market leading record company, which Mariko Senju has an exclusive contract with.
http://www.universal-music.co.jp
- Victor Entertainment Website
- http://www.jvcmusic.co.jp/