puzzle (type of game; includes jigsaw puzzles, etc.)

solution, untie

explanation; interpretation / (mathematics) solution / answer; reply (to a given question or problem)

divide; split; separate / untie; loosen; relax; remove / make clear; explain / understand; comprehend / opinion; explanation; solution

(games) Synonym of クロスワード (kurosuwādo, “crossword”); a crossword puzzle

a jigsaw puzzle

puzzle video game

video game whose gameplay revolves around falling items, such as Tetris and Puyo Puyo

alternative/alternate solution/answer

(historical) Japanese-language annotation of Chinese-language works / (historical) Korean-language annotation of Chinese-language works