Trade Secret Theft

Illegal acquisition and disclosure of proprietary semiconductor technology to a South Korean competitor

1. Case Reiwa 6 (Wa) 118: Unfair Competition Prevention Act Violation against Two Defendants

2. Jurisdiction: Japan (2025)
3. Original Case: 令和6(わ)118 被告人両名に対する不正競争防止法違反被告事件
4. VictimsUndisclosed Japanese semiconductor manufacturerDefendantsUndisclosed (referred to as Defendant A and Defendant B)ProsecutorsTokyo District Public Prosecutors OfficeInstitutionsTokyo District CourtTokyo District Public Prosecutors OfficeMinistry of Economy, Trade and Industry (METI)
5. Case Tags: Unfair Competition Prevention Act;Trade Secret Theft;Economic Espionage;Japan-South Korea Technology Tensions