竜頭 りゅうとう family or surname Also 竜頭: りゅうず crown (of a watch) 竜頭りゅうとう family or surname English JMnedict 1 Ryūtou 漢字 kanji used 竜 dragon, imperial 10画 · JLPT N 1 頭 head, counter for large animals 16画 · JLPT N 3