1. The judgment of the first instance court, including the reduction of the plaintiffs' claims, is modified as follows.

Basic Facts

On October 26, 2006, the Seoul Metropolitan Government made public notification I of Jongno-gu Seoul Metropolitan Government to determine and publicly announce urban renewal acceleration plans to promote urban environment rearrangement projects, etc. by designating the Jongno-gu Seoul Jongno-gu Seoul J Japan as H urban renewal acceleration districts.

Since then on March 19, 2009, the Jung-gu Seoul Special Metropolitan City L Group was newly established and designated as H5 area as K-ro Seoul Special Metropolitan City public notice.

(hereinafter “instant improvement project” as to H5 Zones. Cocopyma Cospi (hereinafter “Copima”) was established for the purpose of real estate development business, etc., and intended to purchase land within the project zone to promote redevelopment projects under the instant improvement project.

Accordingly, in around 2008, the Plaintiffs entered into a sales contract with respect to co-ownership shares in the real estate listed in the separate list of co-owned real estate owned by the Plaintiffs (hereinafter collectively referred to as “instant real estate”), which sells all co-ownership shares in the purchase price listed in the following table (hereinafter referred to as “the instant sales contract”), and were paid down payment and intermediate payment from Copima, but did not receive any balance.

[mark] The Plaintiff’s name: (1) The purchase price (=(2)) (1) the intermediate payment (=2) 1,385,150,000 138,515,000 277,030,000 969,605,6005,600 415,545,6000 B 184,600 184,600 36,920,920,184,60,600 C184,60,460,460,460,320,920, 200, 2005, 380, 2005, 200, 360, 360, 920, 129, 200, 2005, 2005, 2008, 307, 3009, 2007

Article 6 (Rights and Obligations) 2) Any seller shall, at the time of entering into a contract, submit all the documents requested by the buyer (such as documents for land transaction permission - documents related to transfer of ownership - the buyer and those designated by the buyer when he receives the down payment under Article 3