She's accelerating.

... What exactly is this referencing? Nanalan?

I don't think it references pop culture; it appears to be a "doodle" based on a 4koma series the artist previously created.

http://www.pixiv.net/member_illu...ga&illust_id=58812977

can someone translate?

It's obvious enough from the images. Arm muscles help support your chest muscles, like it does for Kae. Since Nath doesn't have arms, her chest has less support so her chest weighs her down more and sags.

saki.png

Very beautiful!

This isn't rad poppo, this is dapper poppo.
I went ahead and fixed it.

http://100oj.booru.org/index.php?page=post&s=view&id=536

There's several cropped images on this booru (http://100oj.booru.org/index.php?page=post&s=view&id=1344 vs. http://100oj.booru.org/index.php?page=post&s=view&id=578), don't see what your point is.

Well, that's one use for bits.

starbreaker booty/thigh

Official topless Aru from Hononos, what a time to live in.

yeah weird how this is official from hono...Cast off confirmed???

Oh. OH! Yeah! You're right!