1. The plaintiffs' claims against the defendants are all dismissed.

2. The costs of lawsuit are assessed against the plaintiffs.

1. Basic facts

A. Under the former Act on the Promotion of Housing Improvement, which was enforced at the time of December 1, 1973, the Minister of Construction and Transportation publicly announced the Seoul Mapo-gu I 20,702 square meters as redevelopment area for housing improvement.

On September 17, 1977, the previous owner of the land reserved for replotting (the owner before the date of expropriation), the land category of QK large 36 square meters (11 square meters) on the date of acquisition of the land category, and 23.14 square meters (F) on September 31, 197, 208, 23.14 square meters (21 square meters) on the land of 21.49 square meters (A) on September 17, 197, 3 R 3 M 3, M 46 square meters (14 square meters) on the land of 1964, 7.30 square meters on April 15, 1964, and the above 195 square meters on the 198.4 square meters on the land of 198.49 square meters on underground, 49.49 (B) 44.5 square meters on April 15, 1965.

(J) Accordingly, with respect to K, L, M, N,O, and P land located within the above redevelopment area (hereinafter referred to as “each of the instant lands”), the land reserved for replotting was designated in the following forms:

B. The above redevelopment project has not been implemented smoothly for a considerable period of time after the conversion of the project method by joint redevelopment method and the establishment of the Defendant Union, and the Mayor of Mapo-gu Seoul Metropolitan Government transferred the above redevelopment project’s affairs to the head of Mapo-gu Seoul Metropolitan Government (hereinafter “head of Mapo-gu”).

On July 24, 2008, the head of Mapo-gu Office shall establish a joint redevelopment method with the owners of land, etc. in the self-development method from the method of self-development, and build housing and ancillary welfare facilities.