Koi Saki Hanabi

 (恋咲き花火) is the second single by ENGAG.ING. It and was only sold at Akihabara DearStage and event venues.

It is the first single to feature Aikawa Kozue.

Single Information

 * Price: ¥1,200

Tracklist

 * 1) Koi Saki Hanabi (恋咲き花火)
 * 2) Girl or Girl!

Featured Members

 * Amane
 * Amano Maria
 * Kobato Ria
 * Pomura Yuuka
 * Aikawa Kozue (First)