選せん択たく的てき

na-adjective

selective; optional; alternative

Describes something that involves choice or is not mandatory. Often used in technical or formal contexts, such as 選択的夫婦別姓 (selective separate surnames for married couples).

• この科か目もくは選せん択たく的てきなので、興きょう味みがあれば受じゅ講こうしてください。

  This subject is optional, so please take it if you are interested.

• 選せん択たく的てき夫ふう婦ふ別べっ姓せい制せい度どの導どう入にゅうが議ぎ論ろんされている。

  The introduction of a selective separate-surname system for married couples is being discussed.