Gravity by Maaya Sakamoto on Wolf's Rain
- Yakusoku Wa Iranai by Maaya Sakamoto on Single Collection Plus Hotchpotch
- Gravity by Maaya Sakamoto on Wolf's Rain - OST Vol. 01
- Gravity by Maaya Sakamoto on Nikopachi
- Teens by Maaya Sakamoto on devicereign
- Gravity by Maaya Sakamoto on Gravity
- Honey Bunny by Maaya Sakamoto on Lucy
- Yoake no Octave by Maaya Sakamoto on Nikopachi
- Danielle by Maaya Sakamoto on Nikopachi
- Bike by Maaya Sakamoto on Nikopachi
- Shippo no Uta by Maaya Sakamoto on Nikopachi
