Japan is employing QR stickers to track down the elderly

Japan( CNN) Some people microchip their pets to ensure they’re easily found when lost, but now a city in Japan wants to apply a similar approach to their elderly — and they’re turning to QR code stickers instead of microchips.

Officials in Iruma, near Tokyo, are rendering tiny waterproofed QR code stickers to households with elderly relatives at risk of straying away from their houses and get lost.

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