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primary nursing care requirement authorization (a 5-level graded system under health insurance)
彼女は要介護認定を受けました。
She received nursing care requirement certification.
高齢化で要介護認定が増えました。
Due to the aging population, nursing care requirement certifications have increased.
祖父は要介護認定の結果に不服を申し立てた。
My grandfather filed an objection to the results of his nursing care certification.