I Believe (믿어요)

Tri-Angle

Million Men

Hey, Kid (꼬마야)

You Always (넌 언제나)

My Little Princess (있잖아요...)

Love After Love

Love Is All I Need (작은 고백)

Can't Love, Wanna Love (愛せない愛したい; Aisenai Aishitai)

Heart, Mind And Soul

"O"-Jung.Ban.Hap. ("O"-正.反.合; "O"-Thesis.Antithesis.Synthesis / "O"-Justice.Opposition.Solution)

Remember

Dead End

Miss You

Trick

No?

Purple Line

Summer Dream

Darkness Eyes

Shine

Rainbow (무지개)

Forgotten Season (잊혀진 계절)

Force

Why Did I Have To End Up Falling Completely In Love With You? (どうして君を好きになってしまったんだろう？; Dōshite Kimi O Suki Ni Natte Shimattandarō?)

Don't Forget (忘れないで; Wasurenaide)

Taxi

Stand Up!

Bolero

How Can I (믿기 싫은 이야기)

Our Game