All unknown except Chioko nee Taniguchi holding her son (first woman on left holding a small boy) and the wife of Sukane (surname unknown - to the right of Chioko Taniguchi). Caption on Post-it: "Sukane-san's wife. He was Renzo's 2nd son. Chioko & her kid. She had 2 sons. She lives with her oldest son."
Courtesy of the Taniguchi Family