Validity of a Visa
Visas are only valid for entering Japan on one occasion. The period of validity of the single-entry visa is three months. Please make sure that the bearer of visa apply for landing with an immigration inspector at the port of entry where he/she seeks to land and undergo an examination for landing before the visa is expired. The visa will become invalid once he/she applied for landing or be expired by reaching expiry date which is earlier.
The extension of period of validity of visa is not possible. If a foreign national residing in Japan wish to have his/her period of stay extended while he/she is in Japan, please consult with the regional immigration bureau.
Multiple-entry visas can be issued to business travelers, etc. The period of validity of these visas is from one to five years, and these visas can be used any number of times during their period of validity.