Getting about in Tokyo, and Japan in general, is pretty easy. Although the crowds can be daunting, there are usually sections reserved in trains and on buses for pregnant women and people travelling with children. Look for 優先席 (yuusen seki)
A business, also known as an enterprise or a firm, is an organization involved in the trade of goods, services, or both to consumers. Businesses are prevalent in capitalist economies, where most of them are privately owned and provide goods and services to customers in exchange for other goods, services, or money.