Yonkou

== Overview ==
Yonkou is a sub-group of THECOFFE, formed by four singers. they are; nup, gridfire7, SuperNuko and Riee
== Member ==
* Nup
* GridFire7
* SuperNuko
* Riee
== Collab list ==
Inclusion
Connecting
Secret Answer by Yonkou Siblings
Dappou Rock by Yonkou Siblings
== Other Info ==
* GridFire7 is the oldest from all members and also called as "sensei"
* SuperNuko and Riee always call nup "Niichan"
* Riee is the youngest member