沼沢 ぬまざわ place name family or surname Also 沼沢: しょうたく marsh ぬまさわ Numasawa 沼沢ぬまざわ place name family or surname English JMnedict (Japanese names) 1 Numazawa 漢字 kanji used 沼 marsh, lake 8画 沢 swamp, marsh 7画