Yasuaki Mitsumori (三森 泰明, Mitsumori Yasuaki; born November 23, 1946) is a Japanese former volleyball player who competed in the 1968 Summer Olympics. In 1968 he was part of the Japanese team which won the silver medal in the Olympic tournament. He played all nine matches.
Source: “Yasuaki Mitsumori”, English Wikipedia (CC BY-SA 4.0), excerpt