• Litigated various civil lawsuits involving matters such as non-compete and trade secret misappropriation, objection against execution, dividends objection, compensation, loan, revocation of fraudulent act, unpaid wage and severance pay, cancellation of discharge of liabilities.

• Litigated various criminal lawsuits concerning matters such as occupational breach of trust, receiving bribe by breach of trust, fraud, evasion of execution, violation of Foreign exchange transactions Act, violation of Copyright Act, violation of Act on the establishment and operation of public interest corporations, violation of Medical service Act, violation of Act on special cases concerning the punishment, etc. of sexual crimes, violation of Occupational safety and health Act, Violation of Punishment of tax offenses Act.

• Litigated various cases of administrative actions involving matters such as disposition of redemption of care benefit, administrative plan.

• Advised on various labor matters, matters of personal information protection, matters of credit information protection, matters of rehabilitation and bankruptcy, matters of contracts to which the state is a party.