专辑《ayu-mi-x 4 + selection Acoustic Orchestra Version》歌曲列表：

• A Song for ××(Acoustic)
• Who...(Acoustic Orchestra Version)
• Dearest(Acoustic Orchestra Version)
• NEVER EVER(Acoustic Orchestra Version)
• still alone(Acoustic Orchestra Version)
• M(Acoustic Orchestra Version)
• I am...(Acoustic Orchestra Version)
• Fly high(Acoustic Orchestra Version)
• SEASONS(Acoustic Orchestra Version)
• no more words(Acoustic Orchestra Version)
• Daybreak(Acoustic Orchestra Version)
• Endless sorrow(Acoustic Orchestra Version)
• Boys & Girls(Acoustic Orchestra Version)
• TO BE(Acoustic Orchestra Version)