Is there a lack of direct logical connection between the premise and the hypothesis? Premise: The Chinese calendar was used to calculate the year of Japan's foundation by counting back the 1,260 years of the Chinese cosmological cycle. Hypothesis: Japan's foundation was determined by using the Chinese calendar.
The Chinese calendar was used to calculate the year of Japan's foundation by counting back the 1,260 years of the Chinese cosmological cycle.###Japan's foundation was determined by using the Chinese calendar.