- my
- The Rart Pakk
- Rob Boldt
- Robb Boldt
- Rene Tromborg・Rasmus Bille Bahncke・Nathan Butler・Negin Djafari
- melody.・Taku Takahashi(m-flo)
- Max Martin・Kristian Lundin・Andreas Carlsson
- Peter Cetera・David Foster・Diane Nini
- 村野直球
- Robb.K.Boldt
- 2 SOUL for 2 SOUL MUSIC, inc.
- Naoya Ikebe
- Yohei Tsukazaki
- KURIS
- AKIRA・MANABOON
- ハガセイヤ
- $ENKIN
- amonn
- shun
- sato
