足の裏の米粒 あしのうらのこめつぶ Meanings Expression, Noun pointless (academic) degree; meaningless qualification; useless license (literally: a grain of rice on the sole of the foot (must be removed, but not enough for a meal)) Kanji 足 foot. Read as あし. 裏 behind. Read as うら. 米 rice. Read as こめ. 粒 grain. Read as つぶ. Word lists Idioms Jinuma: Japanese Dictionary · Word lists