KAI 4TH MINI ALBUM - WAIT ON ME (PHOTOBOOK VER.) (PRE-ORDER)
KAI 4TH MINI ALBUM - WAIT ON ME (WING VER.) (PRE-ORDER)
KAI 4TH MINI ALBUM - WAIT ON ME (PLAYER VER.) (PRE-ORDER)
KAI 4TH MINI ALBUM - WAIT ON ME (SLEEVE VER.) (PRE-ORDER)