In accordance with the provisions of article 186 of the civil law, a change of a real right in real-estate by a legal action is effective ought to register. Namely, the civil law make it a principle to a doctrine of registration. Meanwhile, in accordance with the provisions of article 187 of the civil law, an acquisition of a real right in real-estate by a legal provision like succession, official collection, judgment, public auction and so forth is possible without registration. Namely, article 187 of the civil law admit of an exception to a doctrine of registration in article 186 of the civil law. In addition, article 187 of the civil law provide that it can not dispose without a registration. that is to say, the civil law indirectly compel to register. Therefore, it is vital to examine a theory of cases of article 187 of the civil law. For the purpose of such, this thesis will look into the following order. First, I will study a little about a change of a real right in real-estate not by a legal action. Second, I will consider of a range of application under article 187 the body of the civil law. Third, I will examine about a limit disposal of a real right in real-estate acquired without a registration Forth, I will propose several kinds about a change of a real right in real-estate not by a legal action.

In accordance with the provisions of article 186 of the civil law, a change of a real right in real-estate by a legal action is effective ought to register. Namely, the civil law make it a principle to a doctrine of registration. Meanwhile, in accordance with the provisions of article 187 of the civil law, an acquisition of a real right in real-estate by a legal provision like succession, official collection, judgment, public auction and so forth is possible without registration. Namely, article 187 of the civil law admit of an exception to a doctrine of registration in article 186 of the civil law. In addition, article 187 of the civil law provide that it can not dispose without a registration. that is to say, the civil law indirectly compel to register. Therefore, it is vital to examine a theory of cases of article 187 of the civil law. For the purpose of such, this thesis will look into the following order. First, I will study a little about a change of a real right in real-estate not by a legal action. Second, I will consider of a range of application under article 187 the body of the civil law. Third, I will examine about a limit disposal of a real right in real-estate acquired without a registration Forth, I will propose several kinds about a change of a real right in real-estate not by a legal action.

a doctrine of registration, official announcement, real-estate registration, succession, official collection, judgment, public auction, legal provision, change of a real right, public trust of registration.