noun
Don Quixote (novel and character)
Refers to Cervantes' novel and its protagonist. Used in literary and cultural contexts.
ドン・キホーテはスペインの有名な小説です。
Don Quixote is a famous Spanish novel.
彼はまるでドン・キホーテのような理想主義者だ。
He is an idealist just like Don Quixote.
noun
Don Quijote (discount store chain)
Japanese discount store chain known for its wide variety of products and late-night hours. Often colloquially shortened to ドンキ.
ドン・キホーテでお菓子をたくさん買った。
I bought a lot of snacks at Don Quijote.
ドンキは夜遅くまで開いているから便利だ。
Donki is convenient because it's open until late at night.