354条
家督相続ニ因リテ戸主ト為リタル者ハ其家ヲ廃スルコトヲ得ス但分家ヨリ本家ヲ承継シ又ハ両家ノ戸主カ婚姻ヲ為ス場合ニ於テハ此限ニ在ラス
251. Any person who has become a koshu by succession to katoku cannot abolish the house of which he is the koshu. Nevertheless, where the koshu of a main house is succeeded by the koshu of its branch house, or where there are any other good and sufficient reasons, a house can be abolished by obtaining the authorization of the Local Court.