In case you marry in Japan:
1. She gets her family register from Taiwan and asks the Taipei Economic and Cultural Representative Office in Japan (Tokyo, Yokohama, Osaka and Fukuoka) to issue her a certificate ensuring that marriage requirements are met.

2. Submit a notification of your marriage to your local Government office.

3. After completing the marriage procedure in Japan, you proceed with the Taiwan side of arrangement. You submit a notification of your marriage to the Taipei Economic and Cultural Representative Office in Japan. You are required to present your family register in which your marital status is described in your reference box, her Taiwanese family register and her passport. When the Taipei Economic and Cultural Representative Office in Japan accepts them, a notification of your marriage is sent to the office in Taiwan. At this stage, your marriage will have been recognized in both countries

In case you marry in Taiwan:
1. You get your family register and have it approved at the Taipei Economic and Cultural Representative Office in Japan.

2. You ask for a certificate ensuring that marriage requirements are met at a branch of Interchange Association, Japan in Taipei or Kaohsiung. Attaching this certificate, you apply for a marriage notary at your local government law office in Taiwan. After you have it approved, submit the notification of your marriage to your local government office in Taiwan and you will receive your family registration updated to reflect your marriage.

3. Then, you submit the notification of your marriage to your local Government office in Japan. Your marriage record will be registered in your family register in Japan. Your marriage between both countries will then become effective.