Song's

Japanese Discography

Albums

    [2005.10.05] Go! Younha
    [2010.09.22] Hitotsu Sora no Shita (ひとつ空の下; Under One Sky)

Best Albums

    [2008.03.26] SONGS -Teen's Collection-

Singles

    [2004.09.01] Yubikiri (ゆびきり; Pinky Promise)
    [2004.10.20] Yubikiri -Japanese version- (ゆびきり-日本語version-; Pinky Promise)
    [2005.06.01] Houkiboshi (ほうき星; Comet)
    [2005.07.13] Motto Futari de (もっとふたりで; More Together)
    [2005.09.07] Touch / Yume no Tsuzuki (タッチ / 夢の続き; The Dream Continues)
    [2005.12.07] My Lover (マイ☆ラバ)
    [2006.06.07] Te wo Tsunaide (手をつないで; Holding Hands)
    [2006.09.06] Ima ga Daisuki (今が大好き; I'm Now Loved')
    [2007.01.17] Hakanaku Tsuyoku (儚く強く; Strong and Transient)
    [2009.07.22] Girl
    [2009.11.18] Sukinanda (好きなんだ; I Like You)

Digital Download

    [2009.01.11] Kioku feat. GOKU (記憶; Memories)
    [2010.07.21] Soratomo~Sora wo Miagete (ソラトモ~空を見上げて; Sky Friend ~Look Up the Sky)
    [2010.08.06] Taiyou no Tomato (太陽のトマト; Tomato of the Sun)

Collaborations / Other

    [2005.12.21] Yamazaki Masayoshi Tribute Album ONE MORE TIME,ONE MORE TRACK (#2 Boku wa Koko ni Iru)
    [2006.03.07] 14 Princess ~PRINCESS PRINCESS CHILDREN~ (#3 Diamonds)
    [2006.12.13] BLEACH THE BEST (#5 Houkiboshi)
    [2009.03.25] Kondo Nichiyoubi ni (#18 Niji no Mukougawa)
    [2009.10.21] Cargo - Mars (#5 Undo)

Korean Discography
Albums

    [2007.03.15] Gobaek Ha Gi Joheun Nal (고백하기 좋은 날; A Perfect Day To Say I Love You)
    [2007.06.26] Gobaek Ha Gi Joheun Nal Special Edition (고백하기 좋은 날; A Perfect Day To Say I Love You) (Repackage Album)
    [2007.10.25] Hyeseong (혜성; Comet)
    [2008.08.28] Someday
    [2009.04.16] 3rd Album Part.A Peace Love & Ice Cream
    [2009.12.11] 3rd Album Part.B Growing Season
    [2012.07.03] Supersonic

Mini-Albums

    [2010.12.09] Lost In Love

Singles

    [2008.03.18 ] AUDITION "The Gift"

Digital Singles

    [2006.12.04] AUDITION
    [2010.10.14] One Shot
    [2010.11.18] Hwanyeongui Paewang Zoroaku OST (환영의패왕 조로아크)
    [2011.03.22] It's Beautiful
    [2012.09.17] Faith OST Part.4 (신의)