When a Japanese people summons foreign spouse living abroad to Japan

If a Japanese people summons foreign spouse living abroad to Japan due to work, etc., he/she will usually apply for a "Certificate of Eligibility".
In this procedure, it takes about two months from applying for a "Certificate of Eligibility" to being issued.
After that, the issued "Certificate of Eligibility" will be sent to a spouse living abroad.
A spouse living in a foreign country will go to the Japanese embassy in that country, receive a visa, and leave the country for Japan.
However, depending on the recent world, some people want to summon their spouse to Japan as soon as possible.
In such a case, there are the following methods:
First, a foreign spouse will come to Japan with a "Temporary Visitor" status.
After that, apply for a change from "Temporary Visitor" to "Spouse or Child of Japanese National".