Reuters reported that Japanese engineers conceded on Friday that burying a crippled nuclear plant in sand and concrete may be a last resort to prevent a catastrophic radiation release, the method used to seal huge leakages from Chernobyl in 1986. Meanwhile, Mazda said it would restart "temporary production" on Monday and we've analysed why the yen went up.

Japan weighs need to bury nuclear plant; tries to restore power

Honda suspends taking orders for Japan-built Honda, Acura cars

Mitsubishi assembly stopping for three days

Toyota India unit not expecting much earthquake effect

Daimler donates EUR2m for Japan earthquake aid

BorgWarner donates $100,000

Mazda resuming production on 22 March

ANALYSIS: Why the yen jump?

Bosch updates on its locations in Japan

Japan's Auto Concerns Shift to Suppliers

Production Halts Extended In Still Reeling Japan

Quake Aftermath Severe, Deep Auto Sector Impact (Export-spec Infinitis, probably for US, visible in photo)

Japanese Auto Stocks Battered After Quake

The Japanese Earthquake's Effects on Car Buying