割わり増まし

noun, noun which may take the genitive case particle 'no', noun or participle which takes 'suru', transitive verb

extra charge; premium; bonus; surcharge

Refers to an additional amount added to a base price, fare, or wage. Often used in contexts like overtime pay, express train surcharges, or price markups. The gloss 'tenths increase' applies when following a number, e.g., 2割増 means a 20% increase.

• 特とっ急きゅう料りょう金きんは普ふ通つう運うん賃ちんに割わり増ましがつく。

  The limited express fare includes a surcharge on top of the regular fare.

• 深しん夜や労ろう働どうには2割わり増ましの賃ちん金ぎんが支し払はらわれる。

  Late-night work is paid at a 20% premium.

• この商しょう品ひんは人にん気きがあるので、割わり増まし価か格かくで販はん売ばいされている。

  Because this product is popular, it is sold at a premium price.