Chikai (Eiko Shimamiya song)

"Chikai" (誓い) is Eiko Shimamiya's fourth single produced by I've Sound and Geneon Entertainment label. It is set to be released on April 8, 2009, a year after releasing her third single "Wheel of Fortune". The title track is used as the opening theme for Higurashi no Naku Koro ni Chikai (ひぐらしのなく頃に誓), the live-action film sequel for the first Higurashi no Naku Koro ni live-action film.

The single's catalog number is FCCJ-0003 for the regular CD-only edition since it won't be having a limited CD+DVD edition. Overall, this will be Shimamiya's fourth tie-in with the Higurashi no Naku Koro ni series.

Track listing

 * 1) Chikai (誓い)—4:41
 * Composition: Tomoyuki Nakazawa
 * Arrangement: Tomoyuki Nakazawa, Takeshi Ozaki
 * Lyrics: Eiko Shimamiya
 * 1) OXISOLS—5:15
 * Composition/Arrangement: SORMA No.1
 * Lyrics: Eiko Shimamiya
 * 1) Chikai (誓い) -instrumental- -- 4:36
 * 2) OXISOLS -instrumental- -- 5:12