Tokyo After Dark

After fading in and out of recession for more than a decade, Japan is no longer the economic giant it once was, but at least gadget-happy Japanese could distract themselves with their country's never-ending supply of electronic gizmos. Now even that diversion may be slipping away. A safety scandal has forced the shutdown of 17 nuclear-power plants, raising the odds of widespread electrical blackouts this summer in the Japanese capital. Tokyo Electric Power Co. (TEPCO) warns that the city's 12 million residents may be hard-pressed to run air-conditioners, recharge cell phones and...