b-side, "Celtic", a pro and epilogue (featuring "kirari"), along with five completely unreleased songs: "doll" (track 3), "Girlfriend" (track 4), "Kimi no Koe o feat.  Verbal  ( M-Flo )" (track 5), "Life goes on..." (track 7), and "candy" (track 9). "Kimi no Koe o" reached number 5 on RIAJ's digital track