- Publisher: YEN PRESS
- Media: Manga
- Genre: Action, Drama, Fantasy
- Themes: Historical, Supernatural
- Age Rating: 16+
- Release Date: 5/31/2022
- Page Count: 178
- Dimensional Weight: 1
- Written Language: English
Black Butler Manga Volume 31 features story and art by Yana Toboso.
In order to cut off their enemies' lifelines, the Phantomhive staff has scattered in all directions. To the north, Mey-Rin, having infiltrated Baron Heathfield's manor, engages in battle with the masterful maid, Jane! Meanwhile, in the east, at a sanatorium for veterans, Baldo and Lau receive a rough welcome from the nurse celebrated as a miracle healer...