Koe

 (声; Voice) is the first studio album by Arai Maju. It through Purple One Star.

Editions

 * Limited Edition A: CD+Blu-ray (LAPS-35009, ¥6,380 (tax in)/¥5,800 (tax out))
 * Limited Edition B: CD+Blu-ray (LAPS-35011, ¥6,380 (tax in)/¥5,800 (tax out))
 * Regular Edition: CD only (LAPS-5009, ¥3,300 (tax in)/¥3,000 (tax out))

CD
All tracks written by Junxix., except where noted.
 * 1) KOE – 4:25
 * 2) Imaginary Friend - 3:37
 * 3) Timing Clever part II - 2:46
 * 4) honesty - 3:26
 * 5) Sing a long! - 3:41
 * 6) Hello New Sekai - 3:38
 * 7) Sekai ga Kawaru Oto wo Kiita - 3:54
 * 8) I n f i n i t y - 3:17
 * 9) Always - 4:16
 * 10) Okurimono - 4:42

Limited Edition A

 * Arai Maju One Man Live Song!~Dreamin'~@KANDA SQUARE HALL 2021.8.21
 * Aways (LIP ONLY)
 * Sing a long! (LIP ONLY)
 * Audiobook SE

Limited Edition B

 * Koe Limited Acoustic Live
 * Arai Maju Album's Interview
 * Music Video
 * Always
 * Sing a long!
 * I n f i n i t y
 * I n f i n i t y (LIP ONLY / Mountain, Water, Forest, Café, Sing)
 * Music Video Making Digest
 * Audiobook SE