CHIBA -- Jewels worth some 8 million yen were stolen early July 21 from a jewelry shop in Matsudo, Chiba Prefecture, police said.

The Daiei Gokoten supermarket in Matsudo told local police that its alarm system had been triggered at about 4:55 a.m. Investigators at the scene discovered that a jewelry shop operating on the first floor of the supermarket had been broken into, and that five glass showcases had been destroyed. Seventeen pieces of jewelry, including ruby rings and pearl necklaces, were missing, they said.