The Ship Registration Law Article 46

In the case of registering the establishment of a mortgage of which the mortgagor is not the obligor, the name, age, domicile of origin, address and residence of the obligor shall be depicted in the application form.
中文原文 船舶登記法第46條
因抵押權之設定而申請登記者,如設定人非為債務人時,申請書內應載明債務人之姓名、年齡、籍貫、住、居所。

English translation for reference only; the Chinese text prevails. Not legal advice.