ARRK
Provides comprehensive product development services including rapid prototyping, 3D printing (FDM, SLS, SLA, PolyJet), tooling, injection molding, and low-volume production for industrial clients.
- CEO / Founder
- Naoki Morozumi
- Team Size
- 1001-5000
- Stage
- Active
- Total Funding
- ¥30.13B
- Latest Round
- Share Exchange (Full Acquisition) - N/A - May 2020
- Key Investors
- Mitsui Chemicals
Technology & Products
Key Products
Rapid prototyping services; 3D printing (FDM, SLS, SLA, PolyJet); CNC machining; Injection molding; Urethane casting; Tooling; Low-volume production
Technological Advantage
Proprietary process integration combining 3D printing with secondary operations (finishing, painting, assembly) for production-ready parts; Multi-technology approach (FDM, SLS, SLA, PolyJet) matched to application requirements
Differentiation
Value Proposition
Single-source solution reducing product development lead times by 30-50% through integrated prototyping and production services, enabling faster time-to-market and cost-effective small-batch manufacturing.
How They Differentiate
Broader service portfolio than pure-play 3D printing services (includes molding, machining, casting); Global presence with local engineering teams vs. regional competitors; Longer track record (70+ years) vs. newer digital manufacturing startups
Market & Competition
Target Customers
OEMs and manufacturers in automotive, medical, aerospace/defense, consumer electronics, and robotics industries
Industry Verticals
Automotive; Medical; Aerospace/Defense; Consumer Electronics; Robotics
Competitors
3D Systems Corporation; Fathom Digital Manufacturing; Proto Labs
Growth & Milestones
Growth Metrics
3,000+ employees globally; $896.2M annual revenue (2025 estimate); 70+ year operating history
Major Milestones
Founded in 1948 in Osaka, Japan; Expanded to US operations in 1984; Became part of Mitsui Chemicals Group; Global expansion with subsidiaries in Germany, China, Romania, USA
Notable Customers
ACOMON; CNH