Where does “스도쿠” come from?

스도쿠 (Korean) comes from Japanese 数独, from Japanese に, from Old Japanese に.

스도쿠 (Korean): sudoku

Definitions

  1. sudoku

Ancestry of “스도쿠”, step by step

StepLanguageWordMeaning
1Japanese数独sudoku
2Japaneseにparticle for indirect objects; to; particle for...
3Old Japaneseに—
Every word from Old Japanese に →Every word from Japanese に →Every word from Japanese 数独 →
스도쿠 — Etymology, Origin & Word History | Etymology Explorer