旧民法・法例（明治23年）

297. The lawful causes by which a legal presumptive heir to katoku can be deprived of the succession are as follows :

i. The declaration of absence ;

ii. The civil interdiction and quasi-interdiction ;

iii. The punishment of major imprisonment for one year or more ;

iv. An incurable disease which makes it impossible to manage the affairs of a house ;

v. The punishment for the offence committed against the grandfather, grandmother, father and mother ;

vi. The punishment for crimes.