• Advised on reporting on a virtual asset service provider under the Specified Financial Information Act.
• Advised on the issuance and management of digital assets through overseas subsidiaries.
• Advised on the listing and delisting of digital assets on digital asset exchanges.
• Advised on determining whether digital assets are securities.
• Advised on responding to a regulator’s audit and sanctions against the VASP.
• Acted as lead counsel for the VASP in civil disputes against users.
• Advised on payment services using digital assets.
• Advised on decentralized services such as DeFi or DEX.

• Advised on registration of electronic financial business
• Advised on response to regulator's audit and sanctions against electronic financial business operators
• Advised on application for designation as innovative financial services
• Advised on simple payment service using electronic prepayment means
• Advised on reorganization of electronic financial business entities
• Advised on proposed amendment to the Electronic Financial Transaction Act
• Advised on determination of whether an online platform operator conducts electronic financial business
• Advised on the internet bank license application

• Advised on response to regulator's audit and sanctions against insurers
• Acted as lead counsel for an insurer in a civil lawsuit between the insurer and a medical institution
• Advised on insurance companies' M&A
• Advised on insurers' internal controls
• Advised on life insurance suicide dispute
• Acted as lead counsel for an insurer related to cataract surgery

• Acted as lead counsel for blockchain game companies in a lawsuit seeking revocation of rating cancellation of the blockchain games
• Advised on business structure for the issuance and management of digital assets used for blockchain game services
• Acted as lead counsel for an online game company in a criminal case related to violation of the Game Industry Promotion Act
• Advised on speculative acts and gambling regulations of online games

著書/活動

• Speaker, “Web 3.0 Games and the Game Industry Promotion Act,” Legal Issues of Digital Transformation (Korea Advanced Institute of Science & Technology (KAIST), 2024.5.)
• Speaker, “Legal Analysis of NFT Items,” Virtual Convergence Economy Revitalization Forum (Ministry of Science and ICT, etc., 2023.9.)
• “Legal Issues of Blockchain Game Project,” BFL No.115 (Seoul National University Center for Financial Law, 2022.9.)
• Speaker, “Legal Issues of Blockchain Games,” Regular Seminar (Capital Market Research Association, 2022.5.)
• “A Study on the Search and Seizure of Electronic Information from the Viewpoint of Personal Information Protection” (Seoul National University Center for Law & Technology, 2020.11.)