**Summary:**
The Mitsubishi Debonair is a four-door executive sedan that was introduced by Mitsubishi Motors in 1964 as their flagship passenger vehicle in Japan. The car aimed to embody qualities such as gentleness, courtesy, and suavity, as reflected in its name “Debonair”. The Debonair went through three generations during its 35-year production run until it was eventually discontinued in 1999. The first and second generation models primarily catered to senior-level executives within the Mitsubishi Group and its affiliated companies, serving as an executive company car produced by Mitsubishi’s motor vehicle division.

**Key Points:**
1. **Introduction:** The Mitsubishi Debonair was unveiled at the 10th All Japan Motor Show in October 1963.

2. **Flagship Status:** It served as Mitsubishi Motors’ flagship passenger vehicle in the Japanese market, representing luxury, courtesy, and sophistication.

3. **Generations:** The Debonair had three distinct generations over its production run, each offering updated features and design elements.

4. **Target Market:** The car was primarily designed for senior executives within the Mitsubishi Group and its affiliates, positioning itself as a prestigious executive company car.

5. **Discontinuation:** After 35 years on the market, the Mitsubishi Debonair was eventually discontinued in 1999, marking the end of its legacy as a leading executive sedan in Japan.

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