2001-Polaris (北极星愿 / 북극성) 01.오! 그대를 (Falling In Love) (喔! 亲爱的) 02.별의 고백 (Longing) (星之告白) 03.북극성 (北极星愿) 04.Thanks God (Thanks 8) 05.스물 셋 (My Life) (二十三) 06.겨울 (Last Winter)-나의 이야기 하나 (冬季-我的故事一 (One of my story)) 07.In Your Eyes 08.당신이 알고 있던 난…(Still…) (你所知道的我…) 09.Doobidub 10.나…세상…나 (I Will)-나의 이야기 두울 (我..这世界..我-我的故事二) 11.그 해 여름 (那些夏天) 12.Blue Moon 13.하얀 얼굴로 (雪白的脸) 14.오늘 같이 이런 창밖이 좋아 (Rainy Day) (我爱像今天这样的窗外) 15.북극성 (北极星愿) (Instrumental) 2002-Pine Tree 01.햇살 (阳光) 02.Happy Happy 03.사랑은 기억보다(Memories) (爱情比记忆) 04.Propose 05.바다(Summer) (海) 06.고백(Confession) (告白) 07.The Best 08.노을(Autumn) (晚霞) 09.추억은 기억보다(Memories ＃2) (追忆比记忆…) 10.Flower 11.2032 In CUBA 12.눈(Winter) (雪) 13.야상곡(Nocturne) (夜曲) 14.이별 후에는(One Snowing Day) (离别后) 15.상록수(Pine Tree) (常绿树) 2003-Kangta 1st Concert Pinetree 01.Opening (Live) 02.I Love You For Sentimental Reason (Live) 03.스물셋 (My Life) (二十三) (Live) 04.Dream A Little Dream (Live) 05.The Best (Live) 06.북극성 (Polaris) (北极星) (Live) 07.Blue Moon (Live) 08.Wild Flower (Live) 09.이별후에는 (One Snowing Day) (离别后) (Live) 10.빛 (Hope) (希望) (Live) 11.Doobidub (Live) 12.행복 (Full to Happiness) (幸福) (Live) 13.오! 그대를 (Falling In Love) (喔! 亲爱的) (Live) 14.추억은 기억보다 (Memories #2) (追忆比记忆 (Memories#2)) (Live) 15.Happy Happy (Live) 16.사랑은 기억보다 (Memories) (爱情比记忆 (Memories)) (Live) 17.고백 (Confession) (告白) (Live) 18.상록수 (Pine Tree) (常绿树) (Live) 19.그해여름 (Last Summer Night) (那些夏天) (Live) 2005-Persona 01.面具（中文版） 02.垃圾（中文版） 03.只一天 Just One Day 04.只是梦吧 No More Than My Dream 05.起来 Reminiscence #1 06.Blue Snow 07.听到她的声音(Always) 08.祈祷(Prayer) 09.面具 (If You Go) 10.垃圾 (Illusion) 11.慢着走路 (Agape) 12.麻痹(Paralysis) 13.听到她的声音　(Always) 2007-KANGTA & BEST 01.북극성 02.오! 그대를 (Falling In Love) 03.상록수 04.마비 (Paralysis) 05.Thanks God 06.사랑은 기억보다 (Memories) (爱比记忆) 07.일어나기 (Reminiscence＃1) 08.The Best0 09.쓰레기 (Illusion) (垃圾) 10.이별후에는 (One Snowing Day) (离别后) 11.스물 셋 (My Life) (二十三) 12.가면 (Persona) (面具) 13.Happy Happy 14.사랑은 기억보다 (Memories) (爱比记忆)(1) 15.오늘 같이 이런 창밖이 좋아 (Rainy Day) (喜欢像今天这样的窗外) 2008-Eternity - 永遠 01.7989 02.가슴에 남아 (留在心间) (Still My Heart) 03.그래서 미안합니다 (所以对不起) (Since You've Gone) 04.너를 닮아 (像你) (Still With You) 05.어느날 가슴이 말했다 (Eternity) (Instrumental) 06.어느날 가슴이 말했다 (某天心里说的话) (Eternity) 07.책갈피 (Reminiscence) (Instrumental) 08.책갈피 (书签) (Reminiscence) 2010-静享七乐 01.Many Times 02.爱，频率 03.不习惯 04.记得 08.我们的彩虹 2011-'Arrow' 아테나 OST (SBS 월화드라마) ('Arrow' 雅典娜 OST) 01.화살 (箭) (Arrow) 02.화살 (Arrow) (Instrumental) 2016-'Home' Chapter 1 - The 1st Mini Album 01.말했더라면 (If I Told Ya) (如果我曾说) 02.단골식당 (Diner) (餐厅旧事) 03.Calling Out For You 04.사랑이 오네요 (Love Is Coming) (爱情来了) 05.뚜뚜루 (Marry You) (想结婚了) 2017-The Memory Of Ragnarok OST 01.Theme Of Prontera (普隆德拉主题曲) 02.Theme Of Prontera (普隆德拉主题曲) (Inst.) 2017-인형 (Doll) - SM STATION (玩偶 (Doll) - SM STATION) 01.인형 (Doll) (玩偶) 02.인형 (Doll) (玩偶) (Inst.) 2021-감기약 (Cough Syrup) - SM STATION (感冒药 (Cough Syrup) - SM STATION) 01.感冒药（감기약）(Cough Syrup) 02.感冒药（감기약）(Cough Syrup) (Inst.) 2021-Freezing 01.Freezing 02.Freezing (Inst.) 2021-让你自由飞翔 2021 01.让你自由飞翔 2021 2021-七月里的圣诞 (Christmas in July) 01.七月里的圣诞 (Christmas in July) (韩文版) 02.那年夏天 2021 (Memories of Summer 2021) 03.七月里的圣诞 (Christmas in July) (中文版) 2021-或许 (Maybe) 01.或许 (Maybe) 02.或许 (Maybe)(inst) 2022-Eyes On You - The 4th Album 01.Eyes On You 02.Skip (Feat. 泰容 of NCT) 03.Love Song (Feat. Paloalto) 04.Bucket List (Feat. Heritage) 05.那个人 (The One) (한 사람) 06.面具 2022 (Persona 2022) (가면 2022) 07.Freezing 08.七月里的圣诞 (Christmas in July) (7월의 크리스마스) 09.或许 (Maybe) (아마) 10.Slow Dance