In Japan, Gadgets to Keep an Eye on Kids

Mobile-phone and security companies in this safe Asian nation sell phones and school bags with GPS devices to help parents overcome fears

Akiko Fukami's anxiety level shot off the charts two years ago when a 7-year-old girl at an elementary school in a neighboring prefecture vanished and was later found stabbed to death in a forest in Tochigi Prefecture, about 99 miles (160 km) north of Tokyo.

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