Volume 31 is the thirty-first volume of the Area no Kishi manga series, covering chapters 258 to 266.
List of Chapters
- 258. I'm Off!
- 259. The Entertainment about Soccer!
- 260. An Anxious Maneuver
- 261. The Ironwall, El Aconcagua
- 262. The World is Vast
- 263. Are you giving up?
- 264. Suguru, is that you?
- 265. The Events within Dreams
- 266. Goodbye