ペテン師が笑う頃に (Petenshi ga Warau Koro ni)

Background
"Petenshi ga Warau Koro ni" is an original Hatsune Miku song.

The song has entered the Hall of Fame and featured in the FARM RECORDS ' compilation VOCAROCK collection feat. 初音ミク and Nashimoto-P's album Owari.