G.NA released a duet with Rain, "Aeini Saenggimyeon Hago Sipeun Il" ("Things I Want to Do When I Have a Lover", 애인이 생기면 하고 싶은), on July 5, 2010.
Zu ihrem Debüt veröffentlichte G.NA das Duet „Aeini Saenggimyeon Hago Sipeun Il“ (애인이 생기면 하고 싶은 일 ‚Things I Want to Do When I Have a Lover‘) zusammen mit Rain am 5. Juli 2010.