| Peijiwon(KeopihauseuOST)Ock Joo-hyun | | 2010 |
| Nae Sarang Geureotge SileotniOck Joo-hyun | | 2008 |
| HoneyOck Joo-hyun | | 2008 |
| GeojitmariyaOck Joo-hyun | | 2008 |
| CatchOck Joo-hyun | | 2004 |
| MianhaeyoOck Joo-hyun | | 2004 |
| Sweet RainydayOck Joo-hyun | | 2004 |
| JariOck Joo-hyun | | 2004 |
| JjaksarangOck Joo-hyun | | 2004 |
| HaengbokhalkkeyoOck Joo-hyun | | 2003 |
| HarumankeumOck Joo-hyun | | 2003 |
| GwaenchanayoOck Joo-hyun | | 2003 |
| BulmyeonjeungOck Joo-hyun | | 2003 |
| Daeum SesangOck Joo-hyun | | 2003 |
| Sarangeun… Gyeondil Su Isseul MankeummanOck Joo-hyun | | 2003 |
| Naneun Namanui Geot(Myujikeol'Ellijabet'OST)Ock Joo-hyun | | 1998 |
| Sandaneun Geo(Myujikeol'Peurangkensyutain'OST)Ock Joo-hyun | | 1998 |
| NanOck Joo-hyun | | 1998 |
| CheonildonganOck Joo-hyun | | 1998 |
| Yeongwonhan Saengmyeong(Myujikeol'Rebeka'OST)Ock Joo-hyun | | 1998 |
| On Sesang Nae Geosieosseul Ttae(Myujikeol'Montekeuriseuto'OST)Ock Joo-hyun | | 1998 |
| Only Love(Sarangiya)(Myujikeol'Hwangtaejarudolpeu'OST)Ock Joo-hyun | | 1998 |
| Areumdaun IbyeolOck Joo-hyun | | 1998 |
| Majimak Sungan (ONE LAST TIME)(Myujikeol'Matahari' OST)Ock Joo-hyun | | 1998 |
| Saranghandan Mal Mothae(SinderellamaenOST)Ock Joo-hyun | | 1998 |
| Na Oseukal(Myujikeol'Bereusayuuijangmi'OST)Ock Joo-hyun | | 1998 |
| SeosiOck Joo-hyun | | 1998 |
| Sarangi TteonaganeOck Joo-hyun | | 1998 |
| Blue RainOck Joo-hyun | | 1998 |
| Namjaneun Bae Yeojaneun HangguOck Joo-hyun | | 1998 |
| LOVEOck Joo-hyun | | 1998 |
| My Love(GeuyeojaOST)Ock Joo-hyun | | 1998 |
| Yeonriji(DakteojinOST)Ock Joo-hyun | | 1998 |
| Geurimja NoriOck Joo-hyun | | 1998 |
| JihyeolOck Joo-hyun | | 1998 |
| Mariui Tema (Mary'S Theme)(Myujikeol'Hwangtaejarudolpeu'OST)Ock Joo-hyun | | 1998 |
| Dan Hanbeonui Sungan(Before And After You / One Second And A Million Miles)Ock Joo-hyun | | 1998 |
| U-Go-GirlOck Joo-hyun | | 1998 |
| Feel Your LoveOck Joo-hyun | | 1998 |
| Al Su Eopneun Geu Goseuro (Something More)(Myujikeol'Hwangtaejarudolpeu'OST)Ock Joo-hyun | | 1998 |
| Eonjena Geudaegyeote(Myujikeol'Montekeuriseuto'OST)Ock Joo-hyun | | 1998 |
| Rebeka(Myujikeol'Rebeka'OST)Ock Joo-hyun | | 1998 |
| Sarangi Jinsilhal Ttae(Myujikeol'Montekeuriseuto'OST)Ock Joo-hyun | | 1998 |
| Believe What I SayOck Joo-hyun | | 1998 |
| IbyeolbokseupOck Joo-hyun | | 1998 |
| Geudae Ttareuri(Duat Ver.)Ock Joo-hyun | | 1998 |
| Gieogui Punggyeong Wie Geudaega Seo Itda(Deurama"Naui..Ock Joo-hyun | | 1998 |
| IyeonOck Joo-hyun | | 1998 |
| JiniOck Joo-hyun | | 1998 |
| Hanyeoreumnarui KkumOck Joo-hyun | | 1998 |
| Mary'S Theme(Mariui Tema)(Myujikeol"Hwangtaeja..Ock Joo-hyun | | 1998 |
| Something More(Al Su Eopneun Geugoseuro)(Myuji..Ock Joo-hyun | | 1998 |
| The Moment I Saw You (Cheoeum Mannan Nalcheoreom)(..Ock Joo-hyun | | 1998 |