豆 The 豆 sound set All read トウ See 豆 as a kanji → These jōyō kanji all use 豆 as a sound hint — a clue to pronunciation, not meaning. 頭 トウ、ズ、ト head, counter for large animals 闘 トウ fight, war 痘 トウ pox, smallpox ← All sound sets