かりん airmail [Karin Airmail] [Chibi Vampire Airmail]

A single-issue manga from 2009 by Kadokawa, Karin Airmail is a short, self-contained side story to the Chibi Vampire series. It offers a focused glimpse into the world established by creator Yuna Kagesaki, providing fans with a compact addition to the vampire-themed romantic comedy saga.