| UranusLee Soo-young | | 2022 |
| Find MeLee Soo-young | | 2020 |
| Inyeon(Dongnyeokbaram)Lee Soo-young | | 2013 |
| Saranghamyeon HalsurokLee Soo-young | | 2013 |
| DanbalmeoriLee Soo-young | | 2007 |
| MeonghaniLee Soo-young | | 2007 |
| BorabiLee Soo-young | | 2007 |
| RabendaLee Soo-young | | 2007 |
| Sarangi Da GeureotjiLee Soo-young | | 2007 |
| GraceLee Soo-young | | 2006 |
| I Jugilnomui Sarang(IjugilnomuisarangOST)Lee Soo-young | | 2006 |
| SirinLee Soo-young | | 2006 |
| Sarangdo Gakkeum SwieoyajyoLee Soo-young | | 2006 |
| Saranga AnnyeongLee Soo-young | | 2006 |
| BimilLee Soo-young | | 2006 |
| UriLee Soo-young | | 2006 |
| Sarangi JinagamyeonLee Soo-young | | 2005 |
| Kkotdeureun JigoLee Soo-young | | 2005 |
| Forever YouLee Soo-young | | 2005 |
| Yeonaehago Sipeun YeojaLee Soo-young | | 2005 |
| A teardrop by itself (Remake)Lee Soo-young | | 2003 |
| Yeojeonhi Ipsureul KkaemuljyoLee Soo-young | | 2003 |
| MoreujiLee Soo-young | | 2003 |
| Gananhan GidoLee Soo-young | | 2003 |
| Umi GongjuLee Soo-young | | 2003 |
| DasiLee Soo-young | | 2003 |
| GeuraeLee Soo-young | | 2003 |
| LalalaLee Soo-young | | 2002 |
| Eolmana Joeulkka(Final Fantasy X OST)Lee Soo-young | | 2002 |
| MajungLee Soo-young | | 2002 |
| Nareul Jikyeojuseyo(MyeongseonghwanghuOST)Lee Soo-young | | 2002 |
| Geunyeoege GamsahaeyoLee Soo-young | | 2002 |
| Phantom Of LoveLee Soo-young | | 2002 |
| DugeundugeunLee Soo-young | | 2002 |
| Another daysLee Soo-young | | 2002 |
| Seuchideut AnnyeongLee Soo-young | | 2001 |
| Never AgainLee Soo-young | | 2001 |
| Chamaboryeo HaeLee Soo-young | | 2001 |
| KissLee Soo-young | | 2001 |
| HwillilliLee Soo-young | | 1999 |
| I BelieveLee Soo-young | | 1999 |
| Geurigo SaranghaeLee Soo-young | | 1999 |
| Gwanghwamun YeongaLee Soo-young | | 1999 |
| GutbaiLee Soo-young | | 1999 |
| Hayan MyeonsapoLee Soo-young | | 1999 |
| KkumeLee Soo-young | | 1999 |
| BitLee Soo-young | | 1999 |
| Ireon YeojaLee Soo-young | | 1999 |
| Saranggwa UjeongsaiLee Soo-young | | 1999 |
| Nunmuri NayoLee Soo-young | | 1999 |
| Nugurado GeureohadeusiLee Soo-young | | 1999 |
| CharariLee Soo-young | | 1999 |
| Goodbye My LoveLee Soo-young | | 1999 |
| Nae Ireum BureujimaLee Soo-young | | 1999 |
| NamuLee Soo-young | | 1999 |
| Hayanmaeum Baekgu(Hayanmaeumbaekgu OP)Lee Soo-young | | 1999 |
| Sarange Michida(SarangemichidaOST)Lee Soo-young | | 1999 |
| Sarang Mothae(HanappuninnaepyeonOST)Lee Soo-young | | 1999 |
| Namjareul MoreugoLee Soo-young | | 1999 |
| Ibyeolhuae IbyeolLee Soo-young | | 1999 |
| AndanteLee Soo-young | | 1999 |
| KkotLee Soo-young | | 1999 |
| Yeourapnida(NaejouiyeowangOST)Lee Soo-young | | 1999 |
| Sarang Geu Sseulsseulhame DaehayeoLee Soo-young | | 1999 |
| Daeul Su Itnayo(Jangokjeong, SarangesaldaOST)Lee Soo-young | | 1999 |
| SunganLee Soo-young | | 1999 |
| Chakhan Yeoja(SesangeodiedoeopneunchakhannamjaOST)Lee Soo-young | | 1999 |
| Mong(JanghuibinOST)Lee Soo-young | | 1999 |
| NaegaLee Soo-young | | 1999 |
| DeotLee Soo-young | | 1999 |
| Uri Dulman Aneun Gil(JeokdouinamjaOST)Lee Soo-young | | 1999 |
| Farewell Blues IILee Soo-young | | 1999 |
| Honja Matneun GyeoulLee Soo-young | | 1999 |
| Sigana Jebal… Cheoncheonhi Gajwo(GeosanggimmandeokOST)Lee Soo-young | | 1999 |
| Geuriwoseo Nunmulnaseo(YuryeongOST)Lee Soo-young | | 1999 |
| Geuneun ArasseulkkaLee Soo-young | | 1999 |
| GeopjaengiLee Soo-young | | 1999 |
| GeureotgeradoLee Soo-young | | 1999 |
| SosimLee Soo-young | | 1999 |
| Chueok, AnnyeongLee Soo-young | | 1999 |
| JiulkkeoyaLee Soo-young | | 1999 |
| SaranghajimaLee Soo-young | | 1999 |
| Honjajitneun MisoLee Soo-young | | 1999 |
| Gieokppunin GoseseoLee Soo-young | | 1999 |
| Love's In MotionLee Soo-young | | 1999 |
| SuknyeoLee Soo-young | | 1999 |
| Chojeonyeok ByeolLee Soo-young | | 1999 |
| Meonameon SarangLee Soo-young | | 1999 |
| You want meLee Soo-young | | 1999 |
| Haengbogeul Juneun Saram(Eumakgonggan Jujegok)Lee Soo-young | | 1999 |
| HwahaehaeLee Soo-young | | 1999 |
| Ileobeorin UsanLee Soo-young | | 1999 |
| Neodo Geureonji...Lee Soo-young | | 1999 |
| Dasi Mannal Su Itdamyeon (Mutjima Paemilli O.S.T)Lee Soo-young | | 1999 |
| Sijakdoeneun Yeonindeureul Wihayeo (Feat. Lee Jung Bong)Lee Soo-young | | 1999 |
| Hate ULee Soo-young | | 1999 |
| Sarangeun Bireul TagoLee Soo-young | | 1999 |
| Seommaeul SeonsaengnimLee Soo-young | | 1999 |
| Ibyeol IyagiLee Soo-young | | 1999 |
| HyeonsilLee Soo-young | | 1999 |
| Stand By Me Nareul Jikyeo Juseyo("Myeongseonghwanghu")Lee Soo-young | | 1999 |
| SunshineLee Soo-young | | 1999 |