As in much of the industrialized world, a significant amount of shopping in Japan takes place in towering shopping malls and chain supermarkets. But cities and towns throughout the country are also home to a more traditional form of shopping thanks to their shotengai, or shopping streets.

There are 6 dog breeds native to Japan, including Akita and Shiba Inu. Each has adapted to the region of its origin, but they all have pointy ears, a curved tail, and an unwavering loyalty to their owner. This time on Japanology Plus, our theme is Japanese dog breeds. Our guest is Mitsuaki Ohta, a professor at the Tokyo University of Agriculture. He explains the difference between Western and Japanese breeds. And in Plus One, Matt Alt looks at efforts to increase the number of Akita owners.

Karakuri-ningyo, or mechanical dolls, can be regarded as traditional robots. Their technology is not just interesting but actually useful even today. This time on Japanology Plus, our theme is mechanical dolls. Our guest is Yoshikazu Suematsu, a visiting professor at the Aichi Institute of Technology who introduces us to the fascinating technology behind these dolls. And in Plus One, Matt Alt learns how to operate festival float dolls with local students who are carrying on the tradition.

Tiny houses are homes that occupy around 50 square meters of land. They're appearing more and more in recent years, especially in crowded cities. Many of them feature unusual layouts and creative design. Our guest, architect Sugiura Denso, introduces clever techniques that are used to make the most of limited space. We follow the construction process from start to finish. And we take a look at low-cost prefabricated tiny houses, measuring as little as 12 square meters.