Def Will

 (デフ・ウィル) was a girl band formed in 2015 and disbanded in 2018.

Final Line-Up

 * Hina (currently member of FAKY)
 * Lety (currently member of BananaLemon)
 * Monna
 * Rei (Leader)
 * Ayano

Album

 * [2018.06.27] Def Will

Digital Singles

 * [2016.07.02] Lovely Day
 * [2017.02.08] Winding Road
 * [2017.03.14] Anata to Iu Ashita