Aru Hi Inu no Kuni kara Tegami ga Kite

Other name: One Day A Letter Arrives from the Dog Kingdom, ある日 犬の国から手紙が来て

Genres: Drama, Shoujo

Status: Completed

Summary:

The original novel and manga adaptation focus on letters sent from deceased dogs to their former owners. The anime adaptation stars P-chan, a dog whose owner abandoned him.