NTT DOCOMO

Japan · www.docomo.ne.jp/english · 4 vendors

NTT DOCOMO, INC. is Japan's largest telecommunications company, providing mobile phone services over its LTE and W-CDMA networks. It offers a wide range of mobile services, including voice and data, 5G, smart life services (content, financial services, healthcare), and enterprise solutions like IoT and cloud services.

Resilience scores

Technology vendors

Insights

Last updated 2026-07-30 · revision 1

4 direct vendors, 101 subvendors

Direct vendors by controlling owner country (sample)

Subvendors by controlling owner country (sample)

Migration Readiness: 9/10

Assessed by AI based on technology stack characteristics (cloud-native vs legacy, containerization, microservices), regulatory environment, data residency requirements, financial stability, and vendor lock-in risks. The score ranges from 0-10, where higher scores indicate better readiness for technology migration.

NTT DOCOMO exhibits a very high degree of migration readiness, primarily driven by its highly advanced and cloud-native oriented internal technology stack. The extensive adoption of Open RAN, vRAN, Network Functions Functions Virtualization (NFV), Software-Defined Networking (SDN), Kubernetes, and Docker indicates a strong foundation for containerized and microservices-based architectures. Furthermore, the utilization of major cloud platforms like AWS and Microsoft Azure, alongside AI/Machine Learning platforms and Edge Computing, demonstrates a clear strategic direction towards modern, flexible, and scalable infrastructure. This technological maturity significantly reduces the technical barriers to migrating services and applications. However, a complete assessment is hindered by missing data. Information regarding the regulatory environment and specific data residency requirements is not available, which could introduce unforeseen complexities during migration. Financial stability data (revenue concentration, growth history) is also absent, making it difficult to assess the company's capacity to fund large-scale migration initiatives. The vendor relationship data presents a contradiction: "Total Vendors: 0" is stated, yet "Total Services: 5" and "Vendor HQ Countries: United States, Denmark" are also provided. Assuming vendors are indeed involved as implied by the latter, the limited geographic diversity of vendors (2 unique countries for 5 services) suggests a moderate level of vendor concentration. While "Vendor Lock-in Risk: Unknown" is stated, this concentration could potentially increase migration complexity if these vendor relationships are deeply embedded or involve proprietary technologies. Despite these unknowns and potential moderate vendor lock-in, the overwhelmingly modern and cloud-ready technology stack positions NTT DOCOMO for highly efficient and successful migrations.

Signed-in users can see whether their own company is exposed to this vendor's disruption, plus the full sub-vendor list and country breakdowns, every in-scope compliance framework plus gaps and next steps, and alerts when any of it changes.

View the full interactive report