Won the constitutional complaint case concerning the housing market stabilization policy (found constitutional by the Constitutional Court)
Criminal case of bribery and embezzlement by the management of A Group
Won the lawsuit seeking revocation of the refusal to correct corporate tax imposed to Korail in connection with the termination of a land sale and purchase agreement for the Yongsan international business district
Won the representative action claiming damages from the government by the KEPCO shareholders in connection with the approval of electric charges (Supreme Court)
Successfully defended an Oil Company B on a lawsuit seeking to enforce a foreign arbitral award in Korea in connection with disputes among shareholders
Successfully represented client in the constitutional case seeking the affirmation of the unconstitutionality of the laws and regulations on the examination of dental professional (rendered by the Constituional Court to be unconformable to the constitution)
Successfully represented client in the constitutional case seeking the affirmation of unconstitutionality of the public announcement of the Japanese Wartime Comfort Women Agreement between South Korea and Japan (rejected by the Constitutional Court)
Won the lawsuit seeking affirmation of unconstitutionality of the Act on Broadcast Advertising Sales Agencies (found constitutional by the Constitutional Court)
Successfully represented client in the constitutional case seeking the affirmation of the unconstitutionality of the Korea Communications Commission Act on the screening of postings on the internet (rendered by the Constitutional Court to be conformable to the constitution)
Won the constitutional complaint case concerning the public notice on importation of U.S. beef (found constitutional by the Constitutional Court)
Criminal case involving the violation of the Infectious Disease Control and Prevention Act by religious organization C's executives
Won the lawsuit seeking revocation of the refusal to correct value-added tax imposed to telecommunications company D with respect to the mobile phone subsidies (Supreme Court)
Won the civil lawsuit concerning group E's merger and acquisition of a domestic construction company EA
Won the tax lawsuit concerning the requirements of application of special cases to transfer income tax on the shares of venture companies under the Act on Restriction on Special Cases Concerning Taxation
Won the lawsuit seeking revocation of the refusal to approve the establishment of a regional chamber of commerce and industry (Supreme Court)