Cannon Master appears in the table of contents of 17 Weekly Shonen Jump issues (週刊少年ジャンプ, Shueisha), between 2026 and 2026. Its first chapter appears in issue 30, 2026, published June 22, 2026. No final chapter is marked in the sources; the database records it up to issue 48, 2026, published October 26, 2026.