Someone Hertz appears in the table of contents of 45 Weekly Shonen Jump issues (週刊少年ジャンプ, Shueisha), between 2025 and 2026. Its first chapter appears in issue 42, 2025, published September 16, 2025. No final chapter is marked in the sources; the database records it up to issue 37-38, 2026, published August 10, 2026.