ðə sˈeɪlz ʌv "blˈuː bˈɜːd" mˌeɪd hˌæmɐsˈæki ðə fˈɜːst sˈoʊloʊ ˈɑːɹɾɪst ɪn dʒəpˈæn tə sˈɛl ˌoʊvɚ twˈɛnti mˈɪliən sˈɪŋɡəlz.
The sales of "Blue Bird" made Hamasaki the first solo artist in Japan to sell over 20 million singles.