Nation's Little Sister (Korean: 국민 여동생) or Nation's Little Brother (Korean: 국민 남동생) is an informal title in South Koreanentertainment industry. It refers to "a young female [or male] celebrity in her [or his] late teens to early twenties... [who is] cute, bright, and innocent."[1]
^Kim, Ji-young (March 22, 2011). "'삼촌'팬 몰고 다니는 국민 여동생 아이유" ['Uncle' fans attending in droves for the Nation's Little Sister, IU]. The Dong-a Ilbo (in Korean). Seoul. Retrieved March 13, 2017.
^"韓国の"国民の妹"IU、来春日本デビュー決定" [The "Nation's Little Sister" of South Korea, IU, to debut in Japan next spring] (in Japanese). Oricon. November 16, 2011. Retrieved March 13, 2017.
^Kang, Hyung-Jun (July 1, 2014). "이제는 여신이 된 국민여동생, 아이유를 만나다!" [Let's meet the nation's little sister, IU, who has now become a goddess!]. Samsung (in Korean). Retrieved March 13, 2017.
^Seo, Sang-hyun (December 3, 2021). "'어사와 조이' 김혜윤, 달콤한 로맨스 연기로 시청자들 호평" ['Eosa and Joy' Kim Hye-yoon, viewers praised for her sweet romance acting]. TOP Daily (in Korean). Retrieved August 6, 2023 – via Naver. 김혜윤은 귀여운 국민 여동생 캐릭터 로 시청자의 사랑을 받아왔다. [Kim Hye-yoon has been loved by viewers as a cute Nation's Little Sister character.]