The quake triggered a tsunami, caused blackouts as far away as Tokyo, derailed the country's famed bullet train and buckled highways that serve as critical supply arteries.
Mazda will suspend production at its two domestic factories for two days in April as factors including a rise in COVID-19 cases in China cause supply disruptions.
Attacks on automakers, suppliers and dealerships highlight risk of ripple effects.
The automaker this month will suspend output at all but one plant in North America — putting more pressure on dealers with historically low inventories.
The pandemic has pushed the tech industry to find ways to better serve society, according to the CEO of the Consumer Technology Association.