Neptune☆Sagashite

 is the 10th single released by Afilia Saga. It, and peaked at #11 on the Oricon singles chart.

The lead track was used as the ending theme to the anime Choujigen Game Neptune, while the B-side was used as the opening theme to the game Choujigen Idol Neptune PP.

CD

 * 1) Neptune☆Sagashite (ネプテューヌ☆サガして)
 * 2) NEXT STAGE!
 * 3) Neptune☆Sagashite (ネプテューヌ☆サガして) (off Vocal)
 * 4) NEXT STAGE! (off Vocal)

DVD

 * 1) Neptune☆Sagashite Music Clip
 * 2) Neptune☆Sagashite Music Clip（Dance Ver.）
 * 3) 5th One-Man Live Digest Video
 * 4) Bonus Video

Collaboraton CD

 * 1) Neptune☆Sagashite (ネプテューヌ☆サガして)
 * 2) NEXT STAGE!
 * 3) Neptune☆Sagashite (ネプテューヌ☆サガして) (off Vocal)
 * 4) NEXT STAGE!(off Vocal)
 * 5) NEXT STAGE!(Game Ver.)

Collaboration DVD

 * 1) Neptune☆Sagashite MusicClip
 * 2) Choujigen Idol Neptune PP Opening Video

Limited A CD

 * 1) Neptune☆Sagashite (ネプテューヌ☆サガして)
 * 2) NEXT STAGE!
 * 3) Neptune☆Sagashite (ネプテューヌ☆サガして) (Jacket Sect Ver.A (Yukafin, Miku, Aria, Kohime)

Limited B CD

 * 1) Neptune☆Sagashite (ネプテューヌ☆サガして)
 * 2) NEXT STAGE!
 * 3) Neptune☆Sagashite (ネプテューヌ☆サガして) (Jacket Sect Ver.B (Ayami, Rayna, Maho, Laura))

Limited C CD

 * 1) Neptune☆Sagashite (ネプテューヌ☆サガして)
 * 2) NEXT STAGE!
 * 3) Neptune☆Sagashite (ネプテューヌ☆サガして) (Jacket Sect Ver.C (Emiu, Louise, Raymee))

Featured Members

 * Kohime Lit Pucci
 * Aria M Milvana
 * Louise Sforzur
 * Ayami Chercy Snow
 * Miku Doll Charlotte
 * Yukafin Doll
 * Maho Sotto Voce
 * Emiu Weilschmidt
 * Laura Sucreine
 * Raymee Heavenly
 * Rayna S Mauser (Debut)