Hamasaki Ayumi and Keiko
Information:
This unit that combines well known female vocalists Hamasaki Ayumi and Keiko (vocalist of Globe), was a part of Avex's SONGNATION in 2001. Other popular Avex label artists were also combined for this one shot deal. Examples include Koda Kumi and BoA, as well as Amuro Namie and Verbal.