Other devices in the family include pens and cameras.
The systems included cameras on both the train stations and on the trains.
Sales of optical equipment, which includes cameras, rose 10.8 percent, to 67.49 billion yen.
Many devices include digital cameras built into or integrated into them.
This also includes cameras and MP3 players, or anything else that can store data.
The gifts can include leather key rings, electronic calculators and even small cameras.
Alternatives included automatic cameras that could send their images straight to some police station without ever giving them enough light to see.
The scourge included camera phones and larger digital cameras as well, scores of them.
Increasingly, they also include games, personalized ring tones and cameras.
Sometimes, they include cameras at the front door.