Taro Sakamoto used to be the world's most feared hit man until he traded his weapons for a wedding ring and a neighborhood convenience store. Now, the quiet life of this retired legend is constantly threatened as his violent past refuses to stay buried. Sakamoto must balance his civilian duties with the high-stakes mission of keeping his family and friends safe from a world of assassins.

Chaos erupts as Takamura loses control, transforming X into a relentless killing machine that threatens everyone in its path. Amidst the carnage, Rion’s personality resurfaces to reveal the mysterious final days she spent with Uzuki. This volume delivers a thrilling blend of high-octane action and deep emotional stakes as Sakamoto fights to maintain his peaceful retirement.

• Author: Yuto Suzuki
• Publisher: VIZ Media LLC
• Publication Date: January 6, 2026
• Format: Paperback
• Print Length: 200 pages
• Language: English
• ISBN-10: 1974762300
• ISBN-13: 978-1974762309
• Dimensions: 5 x 0.7 x 7.5 inches
• Weight: 0.54 lbs
• Series: Sakamoto Days