Atsuko is a Japanese feminine given name that translates to "peaceful child". It consists of two kanji characters: 安 (anshin, meaning peace) and 子 (ko, meaning child). This name has been quite popular in Japan, particularly during the mid-20th century. As with many traditional Japanese names, Atsuko may also be used as a family name.
"Atsuko saw its highest popularity in 1921 with 6 births, while the years 1920 and 1925 each had 5 births. Over this period, a total of 16 babies were named Atsuko."