桜流し aka Sakura Nagashi aka Flowering Cherry Blossoms was a digital single Hikki released in 2012 for the Rebuild of Evangelion film series. This is the third song Hikki has provided for the series, beginning with Beautiful World, which was released as the ending theme for the first film in 2007; followed by an acoustica remix of Beautiful World for the second film in 2009. The single reached #4 on the DVD chart and combined digital and physical sales stand at 280,000.
Dearest was released as the sixth single off of Ayu's fourth album I am... in 2001. The single debuted at #1 with first week sales nearly totaling 365,000 copies. In total it sold over 750,000 copies and, despite being released before the digital era, was later certified gold for exceeding 100,000 downloads. Additionally, the song met critical acclaim, taking home the GRAND PRIX awards at the 34th Japan Cable Awards as well as the 43rd Japan Record Awards. The song received two PVs, one for the original version and another for the Acoustic Piano Version. Dearest is best known for being used as the third ending theme for the anime InuYasha.