Kenji is the husband of Rei Nakano, father of Kasumi Nakano, and small time fisherman from the northeastern coast of the Commonwealth. He had helped Nick Valentine out on a previous investigation, but was shot in the hip during the case. He contacts Ellie Perkins, Nick's assistant at the agency, to hire Nick to help find his missing daughter.
↑Kenji Nakano's Dialogue, lines 37-38: Nick didn't tell you? Ran with him on one of his cases a few years back. Searching for some sort of lost heirloom. He needed a boat. Things... didn't end well. We were double-crossed by the client once we had what he was looking for. Still have some lead lodged into my hip.