フルスクラッチ

noun

full scratch building; making from scratch

Wasei-eigo term used especially in model-making, DIY, and information systems to describe building something entirely from basic components without using pre-made parts or frameworks.

wasei-eigo (Japanese-coined English), from full scratch

• このプラモデルはフルスクラッチで作つくられています。

  This plastic model was built completely from scratch.

• 彼かれはフルスクラッチで独どく自じのOSを開かい発はつした。

  He developed his own OS from scratch.