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経済 けいざい性 せい向上 こうじょうじゃないです
keizai sei kōjōjanaidesu

敬
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Noun
, 
Desu Copula
, 
Negation Auxiliary

The polite negative form of 経済性向上

1. It's not about improving economic efficiency.; It's not about cost-effectiveness.

Negative
, 
Polite
, 
Casual Register

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経済性向上じゃないです

経済性向上じゃないです【けいざいせいこうじょうじゃないです】 Activity

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