Complex sentence: Founded in 1907 by Toshiya Iwasaki, the second son of the second president of the original Mitsubishi Zaibatsu, it was the first Japanese producer of sheet glass.
Split into simpler sentences: Founded in 1907 by Toshiya Iwasaki, the second son of the second president of the original Mitsubishi Zaibatsu. It was the first Japanese producer of sheet glass.