飛耳長目

ひじちょうもく

hijichoumoku

expression

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sharp eyes and ears used for collecting information far and wide, having the acumen and shrewd discernment gained by widely-collected information, being well-versed on a subject, books which broaden our knowledge(yojijukugo)

Related Kanji

飛	fly, skip (pages), scatter
耳	ear
長	long, leader, superior, senior
目	eye, class, look, insight, experience, care, favor