Final answer:
The Japanese often practiced two religions at the same time, these religions being Shintoism and Buddhism. Despite opposition from traditionalists, Buddhism coexisted alongside the indigenous Shintoism, thus shaping Japan's cultural and religious landscape.
Step-by-step explanation:
The two religions often practiced simultaneously in Japan are Shintoism and Buddhism. Shintoism is the indigenous religion of Japan with its beliefs centered around the reverence of various deities and spirits, including elements of nature and ancestors. Buddhism, on the other hand, was introduced during the sixth century during the rule of the Yamato clan. Despite some opposition from clans who viewed foreign religions as a threat to their traditions, Buddhism began to gain traction and ultimately coexisted alongside Shintoism, shaping Japan's cultural makeup.
Throughout the Heian period, the court supported obscure forms of Buddhism such as Tendai and Shingon, however Shintoism retained its status as a key religious tradition. Some rulers, like Emperor Shomu, even helped propagate Buddhism's spread. Additionally, during the rule of Empress Suiko in the seventh century, Buddhism was formally recognized as a state religion, indicating an official acceptance of a dual-religion system in Japan that persists to this day.
Learn more about Japanese Religions