What kind of title is this?: Manga.
How many volumes are there?: 4 volumes are listed.
How many chapters are there?: 29 chapters are listed.
Where can I read it?: Reading links are listed for Shonen Jump Plus, Official Site, VIZ. Check availability in your region.

Synopsis

About Deadpool: Samurai

Marvel raids Shonen Jump + ?! The irresponsible hero "Deadpool," an extreme outlier even amongst American comic heroes, is finally serialized !!!! A super collaboration manga that involves both the Avengers and Shonen Jump characters! Anyway, Deadpool lands in Tokyo with a bang! What could possibly go wrong when Iron Man invites Deadpool join the Avengers' new Samurai Squad? After all, Deadpool is just in it for the money…and the trip to Japan. This is fine, right? (Source: VIZ Media) Note: Includes three extra chapters.

Action Comedy Sci-Fi