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 1 Numazawa 漢字 kanji used 沼 marsh, lake 8画 · JLPT N 1 沢 swamp, marsh 7画 · JLPT N 1