Description:

Astarte and Touwa are two girls who act as "Undertakers," people who deliver the final messages of the departed to their loved ones. In addition to trying her best at her job, Touwa is also attempting to deal with her growing feelings for Astarte, and there's also the question of their shared past... (Source: Horobi no Michi)

Description:

Your Time Has Come. In the darkness stands a girl draped in pure white. Don't let her innocent appearance fool you; her hands grip a glistening scythe. Momo is the dark messenger of death who, along with her wisecracking cat named Daniel, is tasked with releasing humans from their mortal bonds and delivering their souls to the great beyond. First encounters with Momo always end in farewells. (Source: Seven Seas)

Description:

Tegami Bachi takes place in the land of AmberGround, a place of perpetual night only partially illuminated by an artificial sun. Lag Seeing works as a Letter Bee at the government delivery service named the Bee Hive. He travels with his Dingo, Niche, and her "pet", Steak and is entrusted with the hearts of everyone in AmberGround as he delivers their packages. (Source: Wikipedia) Note: Volume 3 contains the special chapter "Tegami Bachi to Dingo" (Letter Bee and Dingo).