Notes:

Sauce: Monban no Oshigoto [The Gate Guard's Duty]
by Toudori (Hiatari Ryoukou)
Technically NON-H. No n------ or genitalia shown. Still lewd and nude, tho.

This could just as easily gone into the Touhou or Reaction Images galleries, but the funniest context is definitely gonna be from putting it in Hentai Quotes.