Ep 79:

Dogba - obvious pun on the word dog.

Buddha is said to forgive any sin up to three times. After #3, there will be no forgiveness.

Ep 80:

Giwaaka - pun on Giwaka, which means "mistrust"

Ep 81:

In Japan, it's usually "traditional" (read: lame-as-hell) for school instructors to say motivational things to students... like speeches about the beauty of youth, or the beauty of friendship, blah... blah... blah... all the students know it's lame BS. Usagi's making fun of this with her "run to that sunset" nonsense. 


Achiral = asymmeterical
Chiral = symmeterical

Ep 82:

Ryuakusu - pun on ryuu, which means "current"



