双そう務む

noun, noun which may take the genitive case particle 'no'

bilateral; two-sided; mutual

Used in legal, diplomatic, and formal contexts to describe contracts, treaties, or obligations that are binding on both parties. Often appears in compounds like 双務契約 (bilateral contract).

• 双そう務む契けい約やくでは、双そう方ほうに義ぎ務むが生しょうじる。

  In a bilateral contract, obligations arise for both parties.

• この条じょう約やくは双そう務む的てきな性せい格かくを持もっている。

  This treaty has a bilateral character.