Sony shares didn't start trading until around midday as technical problems on the Tokyo exchange forced a halt in dealings for 241 listed companies.

WSJ: Commodity, Financial Shares Lead Asia Higher

Schumpeter, invited last year to a technical college in northern Tokyo, was surprised to be shown something that the oily-fingered schoolboys had put together in the workshop: a car that whizzed around the playground at 620km per litre (1, 747 miles per gallon).

ECONOMIST: Schumpeter

One, we have a team of 11 technical experts who continue to work in Tokyo to provide assistance to the Japanese government and to the ambassador in Tokyo.

WHITEHOUSE: Press Briefing

Many travellers come to Tokyo to sample a forward-thinking city resplendent with myriad technical wonders.

BBC: A golden slice of old Tokyo