Japan has now become a hot destination for Indians. We have seen a steep rise in the Engineers and students coming to Japan. The sudden rise could be attributed to the growing bureaucratic relations between India and Japan and the news that Japan would employ non-skilled Indian workers.
I have seen people leaving Japan for as simple reason as being unable to talk on phone in the Japanese trains. There are many such reasons for which people tend to leave Japan.
The Immigration Bureau has established the "Foreign Residents Information Center" to inform and advice foreign nationals. These centers are located at Regional Immigration bureaus and District Offices of Sendai, Tokyo, Yokohama, Nagoya, Osaka, Kobe, Hiroshima, and Fukuoka.
Contact details of the Japanese mission in India - Phone and email address
Contact details of Indian Embassy in Japan
Prepare yourself for possible accidents and problems, Staying healthy in Japan, Helpful tips on rules and etiquette for a less-troubled life
Here are the latest guidelines from the Ministry of Justice / immigration, Japan. All those having residence in Japan, including students, are now allowed to enter Japan. First timers, not having residence in Japan, will not be allowed to enter yet. I think such people will be allowed in next phase.