JLPT N1 Advanced
改ざん
Falsification or tampering with official documents or data
Readings
Other forms
改竄 older/more formal kanji
改ざんする verb form
Noun, Suru verb
Falsification / Tampering
A deliberate and malicious alteration of documents, data, or records intended to deceive or obscure the truth.
Example
データ の 改ざん が 内部告発 に よって 明らか に なった 。
The data tampering came to light due to a whistleblower.
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