PostPrime Inc. (198A.T) operates a social networking platform focused on financial and economic information, enabling users to access content on money, investment, economy, and related topics through text posts, images, audio, video, live streaming, and interactive features. The platform offers free membership with premium options including prime registration, paid posts for creators, membership subscriptions, badges for content quality assurance, AI-driven educational characters, proprietary charting tools, notifications, and live interactions with experts and creators; users can also monetize content via video, audio, images, and courses, supported by a YouTube channel. Headquartered at 1-10-5 Toranomon, Minato-ku, Tokyo 105-0001, Japan, the company was founded as DKT Corporation on September 18, 2020, renamed PostPrime Inc. in April 2022, and primarily serves the Japanese market in the internet content and information sector.
In recent developments, PostPrime released its TakaTrade platform in October 2024 and established subsidiary PostPrime Trading Inc. (formerly TakaTrade Inc.) in August 2025, expanding into trading-related services. The company holds a fee-charging employment placement business license (No: 13-Yu 315166, expiring March 9, 2028) and ISMS certification (GIJP-0975-IC, ISO/IEC 27001:2022), reflecting operational compliance in its platform business. PostPrime maintains a workforce of approximately 22 employees, with leadership including Representative Trung Vu and CEO Kei Takahashi.