TBSD60
BSD120
BSD98
BSD70
BSD60
BSD50
BSD217
INS1700
INS970
INS570
INS170
SLA-4B1L1-65
SLA-8B1L1-110
SLA-4B1L1-130
SLA-16B1L1-160
SLA-8B1L1-165
101 Vessel-mounted Positioning
102 Acoustic Communication
103 Tracking and Locating
104 Diver Navigation System
105 Intrusion Detection Sonar
106 Delivery Locator Beacon
SLLR3000
SLLR905
SLLD25
108IMU
150M
500MH
160M
170M
SLFC-70
SLAF280
MR360
Leave Your Message
Precision-engineered navigation systems designed for demanding urban, industrial, and aerospace environments in Tokyo and across Japan.
Poseidon International Group (Hong Kong) Limited โ Connecting the World Through High Accuracy Navigation Technology
Based in Hong Kong, we are a global enterprise dedicated to delivering high-quality products and professional services in inertial positioning and navigation. We have established long-term, stable, and efficient partnerships with numerous suppliers worldwide, ensuring competitive pricing and superior product quality. As a trusted inertial positioning supplier serving Tokyo and the broader Japanese market, we combine cutting-edge technology with deep local market understanding to deliver solutions that meet the highest standards of precision and reliability.
Our product portfolio spans fiber optic gyroscopes (FOG), inertial navigation systems (INS), GNSS-integrated positioning units, UAV navigation sensors, and marine communication systems โ all engineered to perform flawlessly in Tokyo's complex urban and industrial environments.
Tokyo stands as one of Asia's most advanced hubs for precision navigation technology, driven by its world-class aerospace, robotics, rail, and maritime industries.
Tokyo's massive urban development projects โ including underground utility mapping, smart city infrastructure, and metro tunneling โ rely heavily on inertial positioning systems where GPS signals are unavailable or unreliable. The Tokyo Metropolitan Government's smart infrastructure initiatives have accelerated adoption of high-precision INS solutions across construction and surveying sectors.
Japan's iconic Shinkansen bullet trains and Tokyo's extensive subway network demand ultra-precise positioning for safety and automation. Inertial navigation systems are integrated into train control systems to provide continuous, real-time position data independent of external signals โ a critical requirement in tunnels and urban canyons throughout the Tokyo metropolitan area.
Tokyo Bay hosts one of Japan's busiest port complexes. Vessel navigation, underwater inspection ROVs, and port automation systems deployed in Tokyo Bay require robust inertial positioning solutions capable of functioning in GNSS-denied marine environments. Our DIVER series and marine INS products are specifically suited for these demanding applications.
Tokyo is a global leader in industrial robotics and autonomous systems. Companies in Ota, Kawasaki, and Yokohama integrate inertial positioning into AGVs (Automated Guided Vehicles), inspection drones, and service robots operating in GPS-denied factory environments. Demand for compact, high-accuracy IMUs and INS solutions continues to grow rapidly across Tokyo's manufacturing sector.
Tokyo's proximity to Haneda International Airport and the broader Kanto aerospace cluster drives significant demand for aviation-grade inertial navigation. Local aerospace integrators and defense contractors source FOG-based INS systems for UAV platforms, flight test instrumentation, and airborne survey equipment โ markets where our BSD120 and INS970 series excel.
Major infrastructure projects such as the Tokyo Outer Ring Road tunnels and ongoing urban redevelopment in Shibuya, Shinjuku, and Toranomon require precise underground positioning. Inertial navigation systems provide the backbone for tunnel boring machine guidance and underground survey operations where satellite signals cannot penetrate.
The inertial positioning market in Tokyo is evolving rapidly, driven by technological innovation, regulatory changes, and new application demands.
Tokyo-based system integrators are increasingly demanding tightly-coupled GNSS/INS solutions that seamlessly transition between satellite-aided and pure inertial navigation modes. This trend is particularly evident in autonomous vehicle testing programs operating across Tokyo's urban road network, where signal reliability varies dramatically between open expressways and dense urban canyons.
Japan's leading 5G rollout in Tokyo is enabling new hybrid positioning architectures that combine inertial sensors with 5G network-assisted positioning. This fusion approach is being piloted for delivery drones operating in Tokyo's low-altitude urban airspace, providing centimeter-level accuracy without relying solely on satellite navigation.
The Tokyo market shows strong demand for smaller, lighter inertial navigation units suitable for compact UAV platforms and wearable survey devices. Advances in MEMS-FOG hybrid architectures are enabling navigation-grade accuracy in packages weighing under 100 grams โ a breakthrough for Tokyo's booming commercial drone delivery and inspection sectors.
Tokyo's world-class AI research ecosystem is accelerating the adoption of machine-learning-enhanced inertial navigation algorithms. These AI-driven approaches significantly reduce error drift over time and improve performance in challenging environments such as Tokyo's underground rail tunnels and high-rise building interiors, where traditional INS accuracy degrades rapidly.
Japan's extensive coastline and the need for subsea infrastructure inspection around Tokyo Bay are driving increased adoption of acoustic-inertial hybrid positioning systems. These solutions enable precise navigation for underwater vehicles conducting maintenance on undersea cables, port infrastructure, and offshore energy installations near Tokyo.
Tokyo's manufacturing heartland โ spanning the Keihin Industrial Zone โ is rapidly embracing Industry 4.0 automation. Inertial positioning systems are becoming essential components in automated material handling, precision machining alignment, and quality inspection robots that operate continuously in GPS-denied factory environments with micron-level accuracy requirements.
From component self-development to full-system integration โ delivering unmatched quality and performance for Tokyo's demanding markets.
Poseidon International Limited strives to provide satisfactory products and services to customers from all walks of life โ including Tokyo's precision-driven aerospace, rail, marine, and robotics industries.
We provide comprehensive, all-in-one solutions โ whether for components, products, systems, or complete project solutions โ always ensuring the best value for our clients in Tokyo and across Japan.
Our experienced team, with deep expertise in international trade and inertial navigation technology, is dedicated to crafting cost-effective solutions tailored to Tokyo customer needs.
Through close partnerships with leading logistics providers, we guarantee timely and secure deliveries to Tokyo and all major Japanese cities.
Proven expertise across R&D, manufacturing, and deployment โ delivering breakthrough inertial positioning solutions for Tokyo's most demanding applications.
We specialize in the independent research, design, and production of fiber optic gyroscopes (FOG), inertial navigation systems (INS), attitude and control systems, autonomous driving systems, and intelligent control systems for unmanned equipment. By integrating industry-specific requirements โ including those of Tokyo's advanced manufacturing and aerospace sectors โ we have made significant technological advancements in digitalization, automation, and intelligence, securing multiple technical patents. With years of experience, we have evolved into a multi-industry intelligent solutions provider with a portfolio of proprietary core technologies.
Our core team comprises seasoned experts with extensive backgrounds in aerospace and inertial navigation. We have successfully tackled critical technological challenges in high-precision GNSS-free navigation, laser measurement, integrated navigation, multi-source data fusion, and precise positioning โ areas that were once bottlenecks in the industry and are now central to Tokyo's next-generation infrastructure and autonomous systems development.
Our products are smaller in size, higher in accuracy, and more stable in performance, featuring long-term dynamic auto-calibration with zero-drift operation. They are widely adopted in scientific research, industrial control, intelligent unmanned systems, high-precision detection, and metrology. Having passed rigorous validation in aviation, aerospace, marine, mining, and railway applications โ including deployments across Japan โ our solutions have been procured in bulk, filling key technological gaps in the region.
We operate a 6,000+ square-meter manufacturing facility equipped with advanced R&D, production, and testing infrastructure, enabling large-scale production and timely delivery to Tokyo and the broader Asia-Pacific market. Our network of subsidiaries, offices, and spare parts warehouses ensures prompt technical support and after-sales service for all Tokyo-based clients and system integrators.
Compared to similar inertial positioning suppliers, we offer unique advantages that make us the preferred partner for Tokyo's leading industries.
Creating mutually beneficial relationships with Tokyo clients and global partners โ ensuring long-term, sustainable collaboration.
Commitment to ethical business practices and full accountability โ values that resonate deeply with Tokyo's business culture.
Providing clear, one-time offers with no hidden costs โ straightforward pricing that Tokyo procurement teams can rely on.
24/7 service guarantee across all time zones โ including Japan Standard Time โ with minimal response time for Tokyo clients.
Explore our full lineup of navigation and positioning solutions โ engineered for Tokyo's aerospace, marine, rail, robotics, and industrial sectors.
Guided by the vision of "Connecting the World through Inertial Navigation", we strive to push the boundaries of navigation technology โ aiming to become a leading integrated solutions provider for Tokyo and the Asia-Pacific region with a broad product portfolio and advanced competencies.
Contact Us Today
