noun / adjectival noun:

• quick and decisive; fast and daring - four character idiom

noun:

• quick response code (2-dimensional bar code commonly used by Japanese mobile phones to link to URLs); QR code

noun:

• old-fashioned way of thinking; old-fashioned spirit

~の noun / adjectival noun:

• old-fashioned

adjective:

• quick; rapid; swift; satisfactory

noun:

• a quick thrust of the hand - Sumo term

~の noun:

• quick cook (e.g. pasta); quick boil

adjective:

• quick-tempered; impatient ➜ 気が短い

expression / noun:

• taking pride in something mundane, thinking it is exceptional; Liaodong boar [literal]

noun:

• quick and lightweight car

~たる adjective / ~と adverb:

• quick
• simple; neat

expression:

• being jealous of somebody over something but also thinking they should be sentenced to death over it (esp. of male teachers having sexual relations with their students) - slang - humorous term

noun:

• a flexible way of thinking - four character idiom

expression:

• on such good terms as to know what each other is thinking - apparently from 通過の仲 - idiom

expression:

• being quick at seizing an opportunity

noun:

• critical thinking

noun:

• superficial (shortsighted) way of thinking; half-baked (foolish, ill-advised) idea - four character idiom

adjectival noun / noun / ~の noun:

• quick-witted; a flash of brilliance; great wisdom - four character idiom

noun:

• lateral thinking - four character idiom

noun:

• way of thinking

noun:

• cosmopolitan (international) way of thinking; feeling for the wider world - four character idiom

expression / godan ~む verb:

• to be quick-witted; to be resourceful

expression:

• quick to take a hint; very responsive; quick on the uptake - abbreviation ➜ ツーと言えばカー【ツーといえばカー】

expression:

• being quick-eared; having sharp ears; being first to know about something ➜ 耳の早い

noun:

• quick wit; ready wit

expression:

• fools act without thinking - idiom