Bitter Kiss

 is a concept album by Uchida Aya. It was released alongside Sweet Tears.

CD

 * 1) afraid...
 * 2) Serious (シリアス)
 * 3) MELODY
 * 4) Kirisutero (キリステロ)
 * 5) Ruby eclipse
 * 6) Zetsubou Unbalance (絶望アンバランス)

Limited Edition DVD

 * 1) afraid... (Music Video)
 * 2) Music Video Making Video