Koi Letter feat.TOC from Hilcrhyme

'''Koi Letter feat. TOC from Hilcrhyme''' is the seventh single by CHIHIRO.

Tracklist

 * 1) Koi Letter (恋レター) feat.TOC from Hilcrhyme
 * 2) Anniversary (アニバーサリー)
 * 3) Koi Letter (恋レター) feat.TOC from Hilcrhyme (instrumental)
 * 4) Anniversary (アニバーサリー) (instrumental)
 * 5) Anniversary (アニバーサリー) (Daiji na Hito e no Present version)