Chapter I General Provisions
第一章 総則
第一条（趣旨）
This Act, in addition to prescribing the special provisions concerning the duration and effect, etc. of superficies and the right to lease land for the purpose of building ownership, the renewal of contracts and the effect, etc. of building leases, provides for the necessary matters in connection with court proceedings required for changes to the land lease terms, etc.
この法律は、建物の所有を目的とする地上権及び土地の賃借権の存続期間、効力等並びに建物の賃貸借の契約の更新、効力等に関し特別の定めをするとともに、借地条件の変更等の裁判手続に関し必要な事項を定めるものとする。
第二条（定義）
In this Act, the meanings of the terms set forth in the following items are as prescribed in each respective item:
この法律において、次の各号に掲げる用語の意義は、当該各号に定めるところによる。
the term "land leasehold right" means superficies or a right to lease land for the purpose of building ownership;
借地権 建物の所有を目的とする地上権又は土地の賃借権をいう。
the term "land leasehold right holder" means a person who has a land leasehold right;
借地権者 借地権を有する者をいう。
the term "lessor" means a person who establishes a land leasehold right for a land leasehold right holder;
the term "land sublease right" means a right to lease land for the purpose of building ownership which is established by a land leasehold right holder; and
転借地権 建物の所有を目的とする土地の賃借権で借地権者が設定しているものをいう。
the term "land sublease right holder" means a person who has a land sublease right.
転借地権者 転借地権を有する者をいう。