X Loss
NIKU

Dance Celebration
Single:　/ 7/10/　
Double:　/　/　/　

---

Dance Celebration(System 7 Remix)
Single:　/ 6/28/−
Double:　/　/　/−

---

Dance Dance Revolution(X-Special)
Single:−/−/−/　
Double:−/−/−/　

---

Dance Floor
Single:　/　/16/−
Double:　/　/　/−

---

dazzle
Single:　/　/　/−
Double:　/　/　/−

---

Dream Machine
Single:　/　/　/−
Double:　/　/　/−

---

DUB-I-DUB (2008 X-edit)
Single:　/　/23/　
Double:　/　/　/　

---

Feel
Single:　/　/13/−
Double:　/　/　/−

---

Flight of the Phoenix
Single:　/　/　/　
Double:　/　/　/　

---

Flourish
Single: 1/　/13/−
Double: 0/　/　/−

---

Freeway Shuffle(X sequence)
Single:−/−/−/10
Double:−/−/−/　

---