The Toyota Celsior is a full-size luxury sedan produced by Toyota primarily for the Japanese market, known internationally as the Lexus LS. First introduced in 1989, the Celsior set a new standard for luxury, refinement, and advanced features in Toyota's lineup. Across its generations, the vehicle evolved in size, styling, and technology, mirroring the developments seen in the global luxury sedans category. The Celsior's legacy lives on as a foundational model that helped establish Lexus as a premium brand worldwide.