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改弦更張 - Wiktionary, the free dictionary

あらためつるさらちょう

Chinese

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trad. (あらためつるさらちょう) あらためつる さらちょう
simp. (あらためつるさら) あらためつる さら
Literally: “to re-tune the strings or re-string the instrument”.

Etymology

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The latter component has been attested as late as the Book of Han in a passage quoting verbatim from a letter by Dong Zhongshu to the Emperor Wu of Han [104 BCE].

Pronunciation

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Idiom

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あらためつるさらちょう

  1. to reform or revamp (a system or policy)

Synonyms

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