Complex sentence: The company also operates 25 restaurants in Japan under the name Pasta de Coco, which sell a pasta dish which is a kind of spaghetti with starchy sauce known as, which is one of the distinctive foods of the Nagoya metropolitan area.
Split into simpler sentences: The company also operates 25 restaurants in Japan under the name Pasta de Coco. This dish is one of the distinctive foods of the Nagoya metropolitan area.