in Taiwan, as many people of the same generation speak Japanese, and Taiwan is generally friendly toward Japan," he said.

The shortage of skilled engineers comes at a time when Asian economies are pouring vast sums into research and development in response to growing global competition.

Statistically, it remains unclear whether Japanese seniors are increasingly landing jobs overseas after retiring. But a recent survey at least suggests more soon-to-be-retired and early retirees would like to take on new career challenges.

According to a survey last year by Pasona Inc., Japan's largest employment agency, about 50 out of some 100 Japanese respondents in their 50s are reluctant to continue on at their current employers when they reach the mandatory retirement age or even earlier. They say they would instead like to work at a different company and experience something new.