Oh... I guess her name is "Arian", not "Aria"... so her name is Welsh for money, which somehow makes page 16 an unintended bilingual pun. =3
That said, her boobs definitely shrunk this chapter. Considerably. They were down to about B-cups on page 14, and had been in the region of F-cups a few chapters ago. Aaaand then they're around D or E again on page 19. What is the artist playing at?
Anyway... he got the money in both senses.