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効率 こうりつ向上 こうじょうではありませんでした
kōritsukōjōdewārimasendeshita

敬
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Noun
, 
Desu Copula

The polite, past negative form of 効率向上

1. Was not efficiency improvement.; Was not about improving efficiency.

Past/Perfective
, 
Negative
, 
Polite
, 
Formal Register

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効率向上ではありませんでした

効率向上ではありませんでした【こうりつこうじょうでわありませんでした】 Activity

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