[Xellos-_^]

Originally Posted by SeijiSensei

I take it you never watched any episodes of 009-1.

Mylene Hoffman (009-1)

Spoiler for not really much of a spoiler but better to be safe than sorry:

From the Wiki article:
Her most secret pieces of equipment are her 9 mm machine guns integrated into her breasts, which have been made into a part of her body and fire bio-bullets.

there is also Mahoro's breast Missiles