EP1 - Monotone / Colorful EP2 - Friend A EP3 - Inside Spring EP4 - Departure EP5 - Gray Skies EP6 - On the Way Home EP7 - The Shadows Whisper EP8 - Let It Ring EP9 - Resonance EP10 - The Scenery I Shared with You EP11 - Light of Life EP12 - Twinkle Twinkle Little Star EP13 - Love's Sorrow EP14 - Footsteps EP15 - Liar EP16 - Two of a Kind EP17 - Twilight EP18 - Hearts Come Together EP19 - Goodbye, Hero EP20 - Hand in Hand EP21 - Snow EP22 - Spring Wind