君ガ空コソカナシケレ (Kimi ga Sora Koso Kanashikere)

Background
HoneyWorks' 17th published work and their first work to feature Tone Rion.

This song first appeared on TamStar Records' compilation album TamStar Records presents ALL VOCALOID ATTACK #1 sung by Rion. A cover by Miku was later featured on HoneyWorks' album Rokugen Astrology. The version of the song uploaded to niconico is neither of the two and instead it features both Rion and Miku's vocals, with Rion being the main singer.