The automaker gave no annual forecast for the current fiscal year due to uncertainty over the impact of last month's quake and tsunami that left some 26,000 people dead or missing and devastated northeastern Japan.
Mitsubishi Motors' net profit came to 15.6 billion yen (191 million dollars) for the fiscal year, up from 4.8 billion yen a year earlier.
Its operating profit also nearly tripled to 40.3 billion yen, while sales jumped 26.5 percent to 1.83 trillion yen.