I'm of course ayu-biased (though I like Kumi a lot), and my problem with Kumi is that I find most of her album tracks fillers. With JAPONESQUE, however, there aren't too many filler songs and the album tracks are actually pretty awesome (I love No Man's Land and Boom Boom Boys, especially), but if I had to choose between anything and an ayu album, you know where I'm going.
Indeed, Party Queen isn't perfect, but I really love this album; it's a new move from her, in that she had never released a full album without a single before (what about
how beautiful you are, you say? Bytch please, I say). And the album itself is fantastic; it's got an alleged profound meaning behind it, and it's got songs in genre she's never done before. Party Queen is totally fresh.
Execution-wise, I think JAPONESQUE excels; greater covers, more music videos and a fvckload of promotions. Yet I stand by Party Queen for its music and its overall greatness that is ayu