Foods
The most popular foods in the Edo period (the time of the Tokugawa Shogunate) were sushi and soba noodles. Rice-based foods such as mochi (rice cakes) were popular roadside foods. One of the most popular drinks, especially among samurai, was the rice-based sake. At this time, it was not bad to get drunk. Sometimes it was even considered rude not to get drunk at a drinking party. The Japanese also commonly ate seafood such as seaweed, clams, whale, fish, octopus, and shrimp.
Language
The people of the Tokugawa Shogunate only spoke and wrote in Japanese.
Religions & Beliefs
Although the people of Tokugawa Shogunate were often described as non-religious, most of the people were Buddhist. The samurai, however, followed their Bushido (the Way of the Warrior), which was influenced by Confucianism.
Entertainment
In this period of time, entertainment was greatly valued. In fact, it was so valued that the government provided officially licensed entertainment places for the citizens. There were plenty of different stores with various items. Sideshows such as dances were common. In food stalls, popular roadside foods like mochi were served. In the kabuki theaters, dance/drama shows took place. The most popular sport to play was sumo wrestling.
Trade
Tokugawa Shogunate was an independent empire that traded very little or not at all with other countries. They only traded within the country.