A

A is the debut single by INI. It, with "Rocketeer" and "Brighter" serving as the album's double title track and peaked at #1 on the Oricon single chart.

Single Information

 * Catalog Number:
 * YRCS-90201 (Regular Edition)
 * YRCS-90199 (Limited Edition A)
 * YRCS-90200 (Limited Edition B)

Regular Edition CD

 * 1) Rocketeer
 * 2) Brighter
 * 3) Cardio
 * 4) KILLING PART

Limited Edition A CD

 * 1) Rocketeer
 * 2) Cardio
 * 3) RUNWAY (INI ver.)
 * 4) Brighter

Limited Edition B CD

 * 1) Brighter
 * 2) KILLING PART
 * 3) ONE (INI ver.)
 * 4) Rocketeer

Digital

 * 1) Rocketeer
 * 2) Brighter
 * 3) Cardio
 * 4) KILLING PART
 * 5) RUNWAY (INI ver.)
 * 6) ONE (INI ver.)