くファミリークラスの申請は
国外申請の方では
If you are in a common-law relationship
You can sponsor the person as your common-law partner
regardless of his or her sex, and
you are cohabiting in a conjugal relationship and have done so for at least one year.
また国内申請の方では
Common-law partner
Refers to a person who is living in a conjugal relationship with another person (opposite or same sex), and has done so continuously for a period of at least one year.