Tetsu Nakamura talked about his life and mission in 2018 Nikkei interview JUNICHI ISHIKAWA, Nikkei staff writer TOKYO — Tetsu Nakamura, who spent more than three decades doing humanitarian work in Afghanistan, was recently killed there in an apparent ambush by gunmen. Born in Fukuoka Prefecture, in Japan’s southernmost main island of Kyushu in 1946, Nakamura…