"Kingyo Hanabi" (Goldfish Fireworks) Ai Otsuka Price: ¥1000 #AiOtsuka #CD There are fine scratches on the disc and case. There are no problems with playback. If you are concerned, please refrain from purchasing. The 5th single released after "Happy Days." "Kingyo Hanabi," which has been released in advance as a ringtone and karaoke track, is a summer ballad, just as the title suggests. It expresses a new side of her.