If two or more buildings are located in a single housing complex and the land or attached facilities located in the housing complex (including rights related to the land or facilities) is co-owned by the buildings' owners (or the unit owners, for buildings with exclusively-owned areas), all of those owners together (hereinafter referred to as the "owners of buildings in a housing complex") may organize an association to manage the land, attached facilities, and buildings with exclusively-owned areas that are located within the housing complex; and may hold meetings, establish bylaws, and assign a manager, pursuant to the provisions of this Act.

①The bylaws referred to in Article 30, paragraph (1) as applied mutatis mutandis pursuant to the preceding Article may establish that a building (inclusive of a portion of a building provided for in Article 1) constituting the attached facilities of a single housing complex is a common area in a housing complex. This being the case, a common area may not be asserted against a third party as a common area unless it is registered as such.

②A person who wholly owns two or more buildings that are located in a single housing complex may establish bylaws under the preceding paragraph by a notarial deed.

③The provisions of the main clause of Article 11, paragraph (1), Article 11, paragraph (3), and Articles 13 through 15 apply mutatis mutandis to the common areas in a housing complex. This being the case, the term "unit owner" in the main clause of Article 11, paragraph (1) is deemed to be replaced with "the owner of a building in the housing complex as prescribed in Article 65" and the term "exclusively-owned area" in Article 14, paragraph (1) and Article 15 is deemed to be replaced with "building or exclusively-owned area".

①In order to establish the bylaws referred to in Article 30, paragraph (1) as applied mutatis mutandis pursuant to Article 66 concerning the following things, for the land or attached facilities set forth in item (i), the consent of more than three-fourths of the co-owners who hold more than a three-fourths share in all of the land or all of the attached facilities is required, and for the building set forth in item (ii), the adoption of a resolution by at least a three-fourths majority of the unit owners present (excluding those who do not hold voting rights; the same applies hereinafter in this paragraph (excluding item (i))) and at least a three-fourths majority of their voting rights, at a meeting under the provisions of Article 34 for the whole building (limited to a resolution adopted at a meeting attended by a majority of the unit owners (or, if a higher proportion has been specified in the bylaws, that proportion or more) who hold a majority of the voting rights (or, if a higher proportion has been specified in the bylaws, that proportion or more)) is required:

②The provisions of Article 31, paragraph (2) apply mutatis mutandis to a meeting resolution referred to in the preceding paragraph for the matters concerning the private common areas of the building set forth in item (ii) of the preceding paragraph that do not affect the interests of all of the unit owners.

①If some or all of the buildings in a single housing complex (hereinafter referred to as the "buildings in a housing complex") are buildings with exclusively-owned areas, and the land on which a specific building in the housing complex (hereinafter referred to as a "specific building" in this Article) is located (including the rights related to it) is co-owned by the owners of buildings in a housing complex who own the buildings in the housing complex, and if the requirements that the relevant of the following items specifies for the case set forth in that item are satisfied and, at the meeting of the association provided for in Article 65 that has been organized by the owners of buildings in a housing complex who own the buildings in the housing complex and are the co-owners of the land (including the rights related to it) or of the incorporated housing complex management association, owners of buildings in a housing complex who hold a majority of the voting rights (or, if a higher proportion has been specified in the bylaws referred to in Article 30, paragraph (1) as applied mutatis mutandis pursuant to Article 66, that proportion or more) are present and a resolution for approval has been adopted by at least a three-fourths majority of the voting rights of the owners of buildings in a housing complex present (such a resolution is hereinafter referred to as a "resolution to approve reconstruction" in this Article), the owners of buildings in a housing complex who own the specific building may demolish the specific building and construct a new building on the land or on land within the housing complex that is managed or used as a single unit with that land (limited to land co-owned by the owners of buildings in a housing complex who own the buildings in the housing complex):

②Notwithstanding the provisions of Article 38 as applied mutatis mutandis pursuant to Article 66, the voting rights of each owner of buildings in a housing complex at the meeting referred to in the preceding paragraph are to be in proportion to the value of the share in the land on which the specific building is located (including rights related to that land), even if it is otherwise provided for in the bylaws referred to in Article 30, paragraph (1) as applied mutatis mutandis pursuant to Article 66.

③Owners of a building in a housing complex who own the specific building for which the requirements specified in the items of paragraph (1) are satisfied are deemed to have exercised voting rights in favor of the resolution to approve reconstruction; provided, however, that this does not apply to the exercise of voting rights by the unit owners of the specific building who hold the voting rights based on the right to use the grounds of a building other than the specific building from among the buildings in the housing complex, in the case prescribed in paragraph (1), item (i).

④Notwithstanding the provisions of Article 35, paragraph (1), if a meeting under paragraph (1) is convened, the notice under Article 35, paragraph (1) as applied mutatis mutandis pursuant to Article 66 must indicate an outline of the design of the building that is to be newly constructed (including the place in the housing complex where the building is to be located) in addition to the subject matter of the meeting and the outline of the proposal, and be sent by at least two months prior to the date of the meeting; provided, however, that this period may be extended by the bylaws referred to in Article 30, paragraph (1) as applied mutatis mutandis pursuant to Article 66.

⑤In the case referred to in paragraph (1), if the reconstruction under a resolution to approve reconstruction will have a special influence on the reconstruction of a building other than the specific building (hereinafter referred to as "the other building" in this paragraph), the specific building may only be reconstructed if the persons specified in the relevant of the following items for the case set forth in that item are in favor of the resolution to approve reconstruction:

⑥In the case referred to in paragraph (1), if there are two or more specific buildings, the owners of buildings in the housing complex who own them may bring a resolution to approve the reconstruction of all of those buildings, with the consent of the owners of the buildings in a housing complex for each specific building.

⑦In the case referred to in the preceding paragraph, if the specific buildings are buildings with exclusively-owned areas, a resolution to bring the reconstruction of those two or more specific buildings collectively to a resolution to approve reconstruction may be adopted by at least a four-fifths majority (or, if the specific buildings fall under any of the items of Article 62, paragraph (2), at least a three-fourths majority) of the unit owners of the specific buildings (excluding those who do not hold voting rights) and of the voting rights, at a meeting referred to in Article 62, paragraph (1) for which the reconstruction of the specific buildings is the subject matter. In such a case, if the resolution is adopted, the consent prescribed in the preceding paragraph is deemed to have been obtained from the owners of buildings in a housing complex who own the specific buildings (limited to unit owners).

⑧For the purpose of applying the provisions of paragraph (1) in the case where the specific building subject to the reconstruction under a resolution to approve reconstruction (or, in the case referred to in paragraph (6), all of the specific buildings subject to the reconstruction under the resolution to approve reconstruction) falls under any of the items of Article 62, paragraph (2), the term "three-fourths" in paragraph (1) is deemed to be replaced with "two-thirds".

①Notwithstanding the provisions of Article 62, paragraph (1), if all of the buildings in a housing complex are buildings with exclusively-owned areas, and the grounds of the relevant buildings in the housing complex (meaning the land on which the buildings in a housing complex are located and the land that has been established as part of the grounds of the buildings in a housing complex pursuant to the provisions of Article 5, paragraph (1), and including the rights related to that land; hereinafter the same applies in this paragraph and paragraph (1) of the following Article) are co-owned by the unit owners of the buildings in the housing complex, and the bylaws referred to in Article 30, paragraph (1) as applied mutatis mutandis pursuant to Article 66 have been established for the buildings in the housing complex pursuant to the provisions of Article 68, paragraph (1) (excluding item (i)), a resolution regarding the buildings in a housing complex may be adopted to demolish all of the buildings in the housing complex and construct new buildings on their grounds (exclusive of the rights related to those grounds; hereinafter the same applies in this paragraph), on part of that land, or on land that includes all or part of the grounds of the buildings in the housing complex (such land is referred to as the "grounds of the reconstructed housing complex" in paragraph (4), item (i)) (hereinafter the resolution is referred to as the "resolution to reconstruct all buildings" in this Article), by at least a four-fifths majority of the unit owners of the relevant buildings in the housing complex (excluding those who do not hold voting rights; hereinafter the same applies in this paragraph) and by at least a four-fifths majority of the votes, at a meeting of the association prescribed in Article 65 that consists of the unit owners of the buildings in the housing complex who are the co-owners of the grounds of the buildings in the housing complex, or at a meeting of an incorporated housing complex management association; provided, however, that this does not apply if, at that meeting, with regard to any one or more of the buildings in the housing complex, more than one-third of its unit owners or persons who hold voting rights exceeding one-third of the total voting rights prescribed in Article 38 opposed the resolution to reconstruct all buildings.

②For the purpose of applying the provisions of the main clause of the preceding paragraph in the case where all of the buildings in a housing complex fall under any of the items of Article 62, paragraph (2), the term "four-fifths" in that paragraph is deemed to be replaced with "three-fourths".

③The provisions of paragraph (2) of the preceding Article apply mutatis mutandis to the voting rights of each unit owner referred to in the main clause of paragraph (1). In such a case, the phrase "the land where the specific building is located (including the rights related to that land)" in paragraph (2) of that Article is deemed to be replaced with "the grounds of the buildings in the housing complex (meaning the land on which the buildings in a housing complex are located and the land that has been established as part of the grounds of the buildings in a housing complex pursuant to the provisions of Article 5, paragraph (1), and including the rights related to that land)".

④The following matters must be established by a resolution to reconstruct all buildings in a housing complex:

⑤The provisions of Article 62, paragraphs (5) through (10), and Articles 63 through 64-4 apply mutatis mutandis to a resolution to reconstruct all buildings in a housing complex. In such a case, the phrase "item (iii) and item (iv) of the preceding paragraph" in Article 62, paragraph (5) is deemed to be replaced with "Article 70, paragraph (4), item (iv) and item (v)"; the phrase "Article 35, paragraph (1)" in paragraphs (6) and (7) of that Article is deemed to be replaced with "Article 35, paragraph (1) as applied mutatis mutandis pursuant to Article 66"; the term "bylaws" in the proviso to paragraph (6) of that Article is deemed to be replaced with "the bylaws referred to in Article 30, paragraph (1) as applied mutatis mutandis pursuant to Article 66"; and the phrase "Article 35 and Article 36" in paragraph (9) of that Article is deemed to be replaced with "Article 35 and Article 36 as applied mutatis mutandis pursuant to Article 66".

①In the case prescribed in the main clause of paragraph (1) of the preceding Article, notwithstanding the provisions of Article 64-6, a resolution to the effect that all of the buildings in the housing complex and their grounds are to be sold collectively (hereinafter referred to as a "resolution to sell buildings in a housing complex and their grounds" in this Article) may be adopted at a meeting of the association prescribed in Article 65 that consists of the unit owners of the buildings in the housing complex who are the co-owners of the grounds of the buildings in the housing complex, or at a meeting of an incorporated housing complex management association, by at least a four-fifths majority of the unit owners of the buildings in the housing complex (excluding those who do not hold voting rights; hereinafter the same applies in this paragraph) and at least a four-fifths majority of the voting rights; provided, however, that this does not apply if, at that meeting, with regard to any one or more of the buildings in the housing complex, more than one-third of its unit owners or persons who hold voting rights exceeding one-third of the total voting rights prescribed in Article 38 opposed the resolution to sell buildings in a housing complex and their grounds.

②For the purpose of applying the provisions of the main clause of the preceding paragraph in the case where all of the buildings in a housing complex fall under any of the items of Article 62, paragraph (2), the term "four-fifths" in that paragraph is deemed to be replaced with "three-fourths".

③The provisions of Article 69, paragraph (2) apply mutatis mutandis to the voting rights of each unit owner referred to in the main clause of paragraph (1). In such a case, the phrase "the land on which the specific building is located (including rights related to that land)" in paragraph (2) of that Article is deemed to be replaced with "the grounds of the buildings in the housing complex (meaning the land on which the buildings in the housing complex are located and the land that has been established as the grounds of the buildings in the housing complex pursuant to the provisions of Article 5, paragraph (1), including rights related to them)".

④A resolution to sell buildings in a housing complex and their grounds must establish the following matters:

⑤The provisions of Article 62, paragraphs (5) through (10), and Articles 63 through 64-4 apply mutatis mutandis to a resolution to sell buildings in a housing complex and their grounds. In such a case, the phrase "item (iii) and item (iv) of the preceding paragraph" in Article 62, paragraph (5) is deemed to be replaced with "Article 71, paragraph (4), item (iii)"; the phrase "Article 35, paragraph (1)" in paragraphs (6) and (7) of that Article is deemed to be replaced with "Article 35, paragraph (1) as applied mutatis mutandis pursuant to Article 66"; the term "bylaws" in the proviso to paragraph (6) of that Article is deemed to be replaced with "the bylaws referred to in Article 30, paragraph (1) as applied mutatis mutandis pursuant to Article 66"; the phrase "reconstruction of the building" in paragraph (7), items (i) and (ii) of that Article is deemed to be replaced with "sale of the building and its grounds (including rights related to them)"; the phrase "Article 35 and Article 36" in paragraph (9) of that Article is deemed to be replaced with "Article 35 and Article 36 as applied mutatis mutandis pursuant to Article 66"; the phrase "in the reconstruction" in Article 63, paragraphs (1), (2), and (4) through (6), Article 64, and Article 64-2, paragraph (1) is deemed to be replaced with "in the sale"; the phrase "demolition work on the building has not commenced" in Article 63, paragraph (7) is deemed to be replaced with "there has been no transfer of rights to the building and its grounds (including rights related to them) under a sales contract (hereinafter referred to as a 'transfer of rights to the building, etc.' in this paragraph and the following paragraph)"; the phrase "not commencing the demolition work on the building" in the proviso to that paragraph is deemed to be replaced with "there having been no transfer of rights to the building, etc."; the phrase "the commencement of demolition work on the building" in paragraph (8) of that Article is deemed to be replaced with "the transfer of rights to the building, etc.", and the phrase "demolition work on the building has not commenced" in that paragraph is deemed to be replaced with "there has been no transfer of rights to the building, etc."; and the phrase "implement the reconstruction" in Article 64 is deemed to be replaced with "implement the sale".