The airbag, which was co-invented by Yasuzaburo Kobori and Allen K. Breed in the 1980s, has become a standard safety feature in automobiles worldwide.
The electric toilet seat, which can be heated and has various cleaning and drying functions, has become a popular feature in Japanese households.
The Japanese giant salamander is one of the world's largest amphibians and is native to Japan's freshwater rivers and streams.