"Synchronicity" is a maxi single performed by Yui Makino first released on November 21, 2007 by Victor Entertainment under the catalog number VTCL-35007.

[1] The lyrics, composition, and arrangement for the single are provided by Yuki Kajiura, Makino Yui, Caoli Cano and Shunsuke Takizawa.

The track "Synchronicity" was featured as the opening theme to the OVA adaptation Tsubasa Tokyo Revelations.

Its B-side is titled "Amrita: Hikigatari" (アムリタ -弾き語り-, lit.

[3] Makino was the voice actress for Sakura in the anime TV series and films.