Yatsubishi Zaibatsu is one of the four major business conglomerates which handle all the affairs in regards to the hybrids. It's currently directed by Yashin Iwasaki. It's also known as Yatsubishi Automobile.
- Yashin Iwasaki - President of the Company
- Masanobu Shinada - General Director
- Nakanishi Taiga
- Nakanishi Eruza
- Rikujou Kaori
- Ryoko Araka
- Yatsubishi Zaibatsu is a parody of the real life company Mitsubishi Motors Corporation. This is noticeable in their logo which is slightly reminiscent of the Iwasaki Family crest, founders of Mitsubishi.
- To continue with the references, Yashin Iwasaki shares his family name with Yatarō Iwasaki, the founder of Mitsubishi.