The three of them live together without being married as polygamy is illegal in Japan.

What country allow more than one wife?

Countries that recognize polygamous marriages Gabon: Both men and women can join in polygamous marriage with the other gender under Gabonese law. In practice, the right to multiple spouses is reserved for men only.

Can you marry your half sister in Japan?

(Article 731) A minor shall obtain the consent of at least one parent to marry. Lineal relatives by blood, collateral relatives within the third degree of kinship by blood #2, may not marry, except between an adopted child and their collateral relatives by blood through adoption.

How many wives can a man have in Singapore?

4 wives Polygynous marriage A Muslim man may marry up to 4 wives at a time. To marry another wife, the man must fill in an application for polygyny and submit it in person to the ROMM.