rare Ayu stuff?

Every time I see an auction on ebay I see "rare" plastered everywhere. I was wondering which Ayu products are rare or hard to come by?

Are these "rare" or hard to find items?

ayumi hamasaki Complete Live Box Set (all four DVDs)
appears
kanariya
Fly high
AUDIENCE
Daybreak
Surreal
~previously unreleased version~ the other side ONE
~previously unreleased version~ the other side TWO
~previously unreleased version~ the other side THREE
~previously unreleased version~ the other side FOUR
Connected (German single)
Depend on You (German single)
NOTHING from NOTHING (single & album)
H (Digipack Edition)
ayu-mi-x Box set (13 LPs vinyl)