Toile - Vol. 3 - Heisei Year One (or thereabouts)

[MangaDex]

 

[Kellizer-Levvit]

This lighthearted edginess , it's pure Kodama Naoko.
Also, I don't think I've ever heard the term "jill off" before, being used to refer to female masturbation as a pun on "jack off" for male masturbation, thus "Jack and Jill", but it's hilarious.

 

[Krune]

Alternate title "testing the waters".

 

[LadyTyche]

The pacing of this one was brilliant. I could not stop laughing at page 3.