Japanese spend less time asleep each night than people in many other countries, a situation that may derive from a 24-hour, on-the-go culture, and a strong work ethic. Demand for quality sleep has prompted hotels, long-distance buses and other businesses to offer special sleep-related services, while some companies have even introduced naps to improve efficiency. Our expert guest is Prof. Yukio Toyoda, who studies sleep in Japan from the viewpoint of sociology. And in Plus One, sleeping baby art.

Jeans are among the world's most popular clothes, and Japanese denim has a great reputation. Harnessing craft traditions, manual dexterity, and the latest technology, makers of Japanese jeans offer a subtle spectrum of blue dyes, a broad variety of textures, and excellent techniques to customize the way jeans look. Our expert guest, Shinsaku Sugiya, the vice president of Shujitsu University, is the author of a book about Japanese jeans. And in Plus One, getting an old pair of jeans revamped.