[Korean Startup Weekly News #93] Postmath Raises $ 4M to Advance AI-Driven Math Content Platform ‘Math Secretary’
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- Period : 10 Sep., 2025 ~ 16 Sep., 2025
Catch up on last week’s top stories from the startup ecosystem in the Korean Startup Weekly News.
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Postmath Raises USD 4M Series A to Advance AI-Driven Math Content Platform ‘Math Secretary’
Postmath raised USD 4M Series A to expand its data-driven math platform “Math Secretary,” achieving rapid revenue growth and launching AI-powered “Grip” textbooks.
Latest Funding News
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Rebellions Completes Series C with Silicon Valley VCs Kindred Ventures and Top Tier Capital Partners
Rebellions closes Series C with first-time Korean investments from Silicon Valley VCs Kindred Ventures and Top Tier Capital Partners, plus Arm, Samsung, and Pegatron, ranking 2nd globally in AI inference sector.
Mooncademy Secures Series A Bridge Investment to Enter Global Sports Tourism Market
Korean running travel platform Mooncademy secures Series A bridge from Hana Tour—its first startup investment ever—to target the $571B global sports tourism market with Sydney Marathon ITP qualification and Paris Marathon exclusive rights.
OncoLab Secures $688,000 Pre-Series A Funding from FuturePlay to Advance ANGel Platform
OncoLab raised $688,000 in Pre-Series A funding from FuturePlay to advance its ANGel platform, which combines antibodies and anticancer drugs in microparticles for targeted cancer treatment with reduced side effects.
Artue Secures Strategic Investment from Crit Ventures USA to Build the Next-Generation Global ArtTech Infrastructure
Korean AI art platform Artue raised strategic funding from Crit Ventures USA to advance its AI-powered art curation, blockchain-based art transactions, and tokenized art finance ecosystem.
Dermarium Secures Seed Investment from Gyeonggi CCEI Just Two Months After Launch
Dermarium, a Korean beautytech startup, has secured undisclosed seed funding from Gyeonggi CCEI just two months after launching in August 2025. The company combines RF, LED, and EMS technologies into precision-controlled home skincare devices and plans to expand into North America, Japan, and Southeast Asia.
FASTER Secures Seed Investment to Advance Korea’s Indigenous SiC-Based Smart Grid Technology
Korean startup FASTER raised seed funding from CNTTech-DB Capital to commercialize domestically developed SiC power modules and SECC smart charging systems for next-generation energy infrastructure.
K-Beauty Brand ‘Ringthebell’ Secures Seed Funding for Global Expansion of Its Innovative Skincare Line
Ringthebell secured seed funding from Mashup Ventures to globalize its Kimbap-inspired skincare line, leveraging unique Korean ingredients, deep industry expertise, and proven innovation in mask technology.
K-Trend Corporation Raises Early Investment for Global Expansion of High-End Skincare Brand ‘bohicare’
K-Trend Corporation secured early investment from Clust Ventures to expand its slow-aging skincare brand bohicare globally, leveraging K-beauty expertise, influencer insight, and strong certification-driven growth.
Korean Startup Interview
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[Korean Startup Interview] KOIVIS: “Targeting Global Market with Automatic Playlist Replication and Migration”
KOIVIS’s Soundok enables free playlist migration across 9 music platforms with 99% AI matching accuracy. With 50K users and 15 artist contracts generating monthly revenue, the startup seeks seed funding for global expansion.
[Korean Startup Interview] UBIS: “We’ll Change the Game Character Development Landscape with UBIS AI Agent”
UBIS’s AI Agent reduces 3D character production from 230 to 115 hours. With Genesis2’s success and Luna’s upcoming Steam release, the startup seeks Pre-Series A funding targeting $1.8M revenue in 2025.
Korean Startups winning CES 2026 Innovation Awards

BIOCONNECT Wins CES 2026 Innovation Award for Contactless Vital Sign Measurement Technology
BIOCONNECT received a CES 2026 Innovation Award for VitalTracker, which uses camera-based vision AI to measure vital signs contactlessly. The technology was recognized for its real-world applicability and platform scalability.
SN Display Wins CES 2026 Innovation Award in Imaging Category
SN Display won a CES 2026 Innovation Award for its perovskite color conversion film, which achieves over 95% Rec.2020 color gamut coverage. The technology is compatible with existing manufacturing facilities.
Korean Fintech Startup CrossHub Wins Best of Innovation at CES 2026
CrossHub won the Best of Innovation Award in Fintech at CES 2026. The company’s ‘Financial Passport’ service earned global recognition for combining blockchain-based identity verification with seamless payment solutions for international travelers.
Three Busan CCEI-Backed Startups Win CES 2026 Innovation Awards
Three Busan CCEI startups won CES 2026 awards. CrossHub took Best of Innovation, while DataFlare and CIT earned Innovation Awards.
MORE FROM THE POST
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- [Korean Startup Weekly News #90] Habitfactory Raises $26M Series D to Accelerate Global AI Finance Expansion
- [Korean Startup Weekly News #89] 2025 Tourism Global Challenge: 14 Startups Chart Course to Global Markets
- [Korean Startup Weekly News #88] Haniverse: Building an Emotional Universe Through AI Miniature Content
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