Takuya Matsunaga lost his wife Mana and eldest daughter Riko in an out-of-control accident. He appealed to truck drivers to prevent at least one accident by showing compassion and caring for others.

The lecture was held by a general logistics company headquartered in Edogawa-ku, Tokyo, and was attended by approximately 260 employees who work as truck drivers. He said, "As a professional driver, I would like to once again ask you to drive safely and not become a perpetrator.''