Kowashiya Gen

Iwao Asakura, known as Gen, is the president of a demolition subcontractor firm and reignites his enthusiasm for demolition engineering after receiving a job offer from Keiko Otsuki, an employee of Sanyu Heavy Machinery Lease. He joins the Sanyu Group and forms Sanyu Blasting Co., later recruiting Roku Iwashita, Hideo Tokita, and Hikaru Nakahara to his team. Seeking to create an independent demolition company free from industry bid-rigging, Gen eventually leaves the Sanyu Group to establish Itsumo Blowup Co. The manga has reached 100 volumes as of May 2023.