Jiro Osamu
Mr. Unknown / Batman of Japan
- Also known as
Hero of Japan.
Appearances
- Batman Incorporated: Leviathan Strikes #1 — 2012-02-00
- Batman Incorporated #13 — 2013-09-00
- Batman Incorporated #13 — 2013-09-00
- Absolute Batman Incorporated #[nn] — 2015-03-00
- New History of the DC Universe #4 — 2025-12-00