#1NTT Growth Strategy of NTT Global Data Centers IR DAY 2022#2This document is a translation of the Japanese original. The Japanese original is authoritative. NTT The forward-looking statements and projected figures concerning the future performance of NTT and its subsidiaries and affiliates contained or referred to herein are based on a series of assumptions, projections, estimates, judgments and beliefs of the management of NTT in light of information currently available to it regarding NTT and its subsidiaries and affiliates, the economy and telecommunications industry in Japan and overseas, and other factors. These projections and estimates may be affected by the future business operations of NTT and its subsidiaries and affiliates, the state of the economy in Japan and abroad, possible fluctuations in the securities markets, the pricing of services, the effects of competition, the performance of new products, services and new businesses, changes to laws and regulations affecting the telecommunications industry in Japan and elsewhere, other changes in circumstances that could cause actual results to differ materially from the forecasts contained or referred to herein, as well as other risks included in NTT's most recent Annual Securities Report and in any other materials publicly disclosed by NTT on its website. Copyright NTT CORPORATION#3Global Data Center Team NTT Sharad Sanghi Acting Senior Executive Vice President, Data Center and Marine Cable, NTT Ltd. Managing Director, NTT Ltd. India Yasuo Suzuki Executive Vice President, Data Center Service NTT Ltd. Doug Adams President and CEO, NTT Global Data Centers Americas, Inc.#4Global Data Centers Presentation Overview NTT NTT's Global Data Center Business continues to grow and expand at a rapid rate, with aggressive investments to build new data centers around the globe NTT GDC has a global data center footprint that few competitors can match. Coupled with NTT full stack service offerings we add even greater differentiation to our clients that no other data center provider can provide The data center business is highly stable, sticky and profitable, with profitability increasing year over year and we expect this trend to continue. Sustainability is core to our present and future plans across all of our data centers; we have plans to become leaders in sustainable design and offerings to all clients Innovation in Cooling Technology, Modular Design and Flexible Design allow us to cater to diverse requirements of both Hyperscalers as well as Enterprise Clients in an energy efficient manner. Copyright NTT CORPORATION 3#5NTT Growth Strategy of NTT Global Data Centers IR DAY 2022 Executive Vice President Data Center Service, NTT Ltd. Yasuo Suzuki#603 GDC Footprint GDC Financial Snapshot 04 Strategy and Priorities Contents 01 Data Center Market Dynamics 02 05 06 07 08 Data Center - Expansion Sustainability centric GTM Copyright NTT CORPORATION NTT US business update and collaboration with NTT Ltd and NTT Data 5#7Data Center Market Dynamics 6#8Data Center Market size by Region Double digit growth expected in DC market globally with Asia Pacific leading the race Global digital trends will rely on the data center infrastructure support. In Billion USD $120.0 $100.0 CAGR 11.5% Total $104.4B NORTH AMERICA $3.2 $2.4 5-YR CAGR 30.1% $1.9 $80.0 $1.5 $52.2 $1.1 $47.5 Total 5-YR CAGR 13.4% $0.9 $42.1 $60.0 $48.8B $0.7 $36.5 $0.6 $32.0 $27.8 $40.0 $24.3 $21.0 LATIN AMERICA NTT EMEA ASIA PACIFIC $19.1 $19.3 $16.7 $14.4 $12.5 5-YR CAGR 12.0% $11.0 $9.6 Latin America $8.4 $20.0 Asia Pacific $18.8 $20.0 $21.5 $23.0 $24.5 $26.1 $27.9 $29.7 5-YR CAGR 6.6% EMEA $0.0 North America 2019 2020 2021 2022 2023 2024 2025 2026 Copyright NTT CORPORATION Source: Structure Research Feb, 2022 7#9NTT GDC Position in the Market Global Data Center Colocation Revenue Share¹ NTT Global IDC MarketScape Vendor Assessment Leaderboard [UUEQUINIX 1 Equinix 2 Digital Realty 14% 3 NTT GDC DIGITAL REALTY Click below for details: + ம 00 CyrusOne 9% KDDI Total 6 Cyxtera $47.3B 6% NTT 58% Leader in worldwide colocation and interconnection services (global.ntt) Flexential 2% CyrusOne 8 CoreSite KDDI TELEHOUSE 9 QTS 10 Switch Others NTT GDC is widely recognised as the third largest data center operator with a global footprint 1 NTT created the chart as excl. service providers in China from Structure Research Feb 2022 Report Copyright NTT CORPORATION NTT GDC firmly established as a "Major Player" due to it broad service offering and global reach 8#10GDC Footprint 9#11Americas US Hillsboro | Sacramento | Santa Clara | Dallas | Chicago Ashburn | Phoenix NTT Global Data Centers Footprint 20+ + Countries/Regions 93 sites 141 bldgs 1,073 MW IT Power (Launched) + 702 MW EMEA UK | London Germany Frankfurt | Munich Berlin | Hamburg | Bonn Netherlands | Amsterdam Switzerland | Zurich Austria | Vienna Spain | Madrid South Africa | Johannesburg e (Planned) India India Mumbai | Bangalore Chennai | Noida 299MW Launched +292MW Planned As of August 2022 Purpose built Datacenter owned by NTT Com and NTT Ltd. Group including JV with 3rd party. The above plans are subject to change. A APAC Japan Tokyo | Osaka | Kyoto China Hong Kong | Shanghai Malaysia | Cyberjaya Singapore Thailand Bangkok Vietnam | Ho Chi Minh | Hanoi Indonesia | Jakarta 371MW Launched +90MW 138MW Launched +277MW Planned Planned 265MW Launched +43MW Planned 10#12GDC Financial Snapshot 11#13• NTT GDC Financial Snapshot (FY18-22)* Sustained investment in data center expansion has yielded significant revenue growth of 20.8% CAGR exceeding industry average Since FY2020, Booking capacity exceeds constructed capacity. Global Financial Metrics (USD b) Revenue: 20.8% CAGR NTT Booking Capacity (+40%) Booking Capacity (+35%) Booking Capacity (+6%) $1.2B $0.7B $1.0B $1B $1.1B $1.3B FY18 FY19 Revenue -CapEx Copyright NTT CORPORATION Constructed Capacity $1.3B $1.6B Constructed Capacity $1.5B $2.0B Constructed Capacity FY20 FY21 -CapEx (On balance + Off balance Asset) FY22 *Note: Revenue and CapEx in FY22 are forecast number 12#14Strategy and Priorities 13#15NTT Global Data center offerings vs competitors Ⓒ NTT Company A Company B Wholesale/ Retail colocation Company с Company NTT D Hyperscale colocation Build to Suit × Capabilities Cloud Onramps Global Networks and connectivity Managed Services Application Services Copyright NTT CORPORATION ☑ × × × X ☑ 14#16NTT GDC Positioning, Strategy, and Priorities NTT is the leading global data center provider delivering tailored colocation, interconnectivity, and managed service solutions across retail, enterprise, and hyperscale clients Enhanced Client Experience NTT Expand Data Center Offerings • Full Stack NTT Solutions • Optimize data center connectivity • One voice to customer Fiscal and Operational Excellence • One GDC platform • • Optimize investment strategy . 100% renewable energy by 2030 Edge market strategy Employee Engagement а • Increase customer experience, by investing in our employees, partners and technology Technology Automation and adoption • Creative Process innovation Copyright NTT CORPORATION 15#17Data Center centric GTM 16#18NTT 'Full stack' service offering Data centers are the base layer infrastructure upon which the full service stack is built NTT CREATE NTT DATA IT Services & Consulting Edge-to-cloud services Cloud Drive Cross-Industry Innovation Consulting Services + Application Services + Managed Services + Connectivity Services Copyright NTT CORPORATION Digital backbone Deliver E2E, Full-stack Services Edge d CONNECT docomo business NTT Communications One NTT digital full stack solutions 17#19Synergy with Sub-sea Cable NTT Data centers and sub-sea cables are interconnected, this gives NTT a unique to position to provide one-stop solution with end-to-end support, and provide the lowest latency solution to our customers. Mumbai Chennai Malaysia --- Copyright NTT CORPORATION Hong Kong Singapore Tokyo Osaka Oregon California Legend: APG ASE PC-1 JUPITER MIST APRICOT Jakarta JUNO 18#20Expansion 19#21Expansion Strategy Organic Expansion and M&A to drive GDC platform growth across the globe. NTT Japan is one of the key markets, and NTT will accelerate Data Center investment to capture strong demands. Americas APAC Broaden key metro footprint + LATAM & Canada entry Organic Growth Land Banking M&A Copyright NTT CORPORATION EMEA India Double-down in FLAP + link with hyperscalers in Tier 2 markets Sustained investment required to capitalize on mkt opportunity Regain regional growth momentum :Launched Planned Continue to use development as the primary means of expansion to drive recurring O/I growth and value creation Fundamental to consistently deliver fresh inventory and maintain growth trajectory over a long-term horizon Disciplined and focused approach in order to unlock new market entry and acquire specialist products and expertise As of August 2022, The above plans are subject to change. 20#22FY2021 Global Data Centers: Investing globally to meet local needs NTT has significant capital to transform the data center landscape globally. FY2022 NTT US US UK US Switzerland India Germany Spain Indonesia India Germany Silicon Valley SV1 Data Center Ashburn VA5 Data Center 16MW 32MW Hemel Hempstead 4 Data Center 24MW Phoenix PH1 Data Center 36MW Navi Mumbai Zurich 1B Data Center 10MW 1A Data Center 30.4MW Berlin 2A/B Data Center 24MW Madrid 1 Madrid 1 Data Center 6.3MW Jakarta 3 Data Center 15.2MW FY2023 Germany Mumbai 8 Data Center 24MW Frankfurt 4D Data Center 12MW Malaysia Germany Germany South Africa India India India India Austria US Frankfurt 11 Johannesburg 1 Data Center Data Center 7.5MW 12MW Navi Mumbai 2 Data Center 83MW Navi Mumbai 1B Data Center 30.4MW Chennai 2 Data Center 22.4MW Bangalore 3X Data Center 9.6MW FY2024 VAS VA9 Vienna 1C Data Center 5.3MW Ashburn VA8 Data Center 15.5MW Rhine-Ruhr 1B Data Center 4.8MW Cyberjaya 6 Data Center 7MW Frankfurt 4E/F/G Data Center 36MW India India India US US US US Vietnam India Delhi (Noida) 2 Data Center 22.4MW The above plans are subject to change. As of August 2022 Mumbai 9 Data Center 41.6MW Navi Mumbai 1C Data Center 25.6MW Ashburn VA6/7 Data Center 60MW Dallas TX2/3 Data Center 72MW Hillsboro H12 Data Center Phoenix PH2/3 Data Center Ho Chi Minh City 1 Navi Mumbai 1D 36MW 72MW Data Center 6MW Data Center 16MW FY2025 Japan UK Keihanna Data Center 30MW London 1B Data Center 32MW 21#23Japan Expansion Strategy - Keihanna NTT plans to expand its capacity in West Japan (North Osaka, Keihanna: 30MW+), to accommodate strong demands. NTT Subsidized by Government as digital-infrastructure development in non-metropolitan area, NTT will develop Keihanna DC, which is planned to launch in 2025. Copyright NTT CORPORATION Building appearance Parking lot Engine DC NTTコミュニケーション NTT West Keikannanbird. NTT西日本家阪奈ビ Campus design 22#243 Third-Party Capital Strategy External Capital to amplify GDC expansion capability - Multiple partnerships now up and running Benefits of Third-Party Capital Leverage external capital for expansion Optimise Group Balance Sheet HCMC tek 4 ⚫6MW DC development in Ho Chi Minh City. Strategic JV with local partner QDTek providing 51% of the capital and serve as channel partner Copyright NTT CORPORATION Retain operational integration 4 US/Europe MACQUARIE 1 2 Tokyo Century Tokyo Century BOM 8 NTT •24MW Development pre-let to Hyperscaler in Central Mumbai JV formed in May 2021 with Tokyo Century assuming an 75% stake NAV2 ~300MW Campus development in Navi Mumbai 50:50 JV which extends NTT's strategic relationship with Tokyo Century •Programmatic JV covering Europe and the United States •Intent to grow partnership to circa $5bn of gross asset value in the next 5 years 23#25Sustainability 24#26NTT GDC Sustainability Roadmap Strategic timeline • Roadmap (2021-22) ▪Aligned global sustainability strategy across NTT ■Established baseline and set goals/targets Planning and analysis (2022-23) Started identification and prioritization of initiatives for each asset ■Continuous evaluation of economic impact and creation of asset-specific business plans Ongoing development of tools and processes to support implementation of initiatives Implementation and integration (2023-25) ■Implement business plans ■Monitor, review and adjust business plans against goals and net zero targets NTT Net zero emissions in NTT GDC (2030) across Scope 1 & 2 NTT Group to be carbon neutral (2040) 2021 2022 Copyright NTT CORPORATION 2023 2024 2025 <ref> Renewable energy usage ratio FY21 28.8% FY22(forecast) 38.7% 2030 2040 25#27US business update and collaboration with NTT Ltd and NTT Data 26#28Investor Relations AMERICAS Update Doug Adams | President and CEO September 29, 2022#29NTT GDC Americas Overview Thirteen operational Data Centers in seven key tier-1 data center markets Sacramento (CA1-3) 52.7 MW operational Silicon Valley (SV1) 16 MW operational Phoenix (PH1-7) 36 MW operational NTT Hillsboro (HI1-5) 36 MW operational Key Company statistics Chicago (CH1-3) 114 MW expansion 36 MW operational 7 US Markets 68 MW expansion 13 Operating Data Centers 99 MW Booked YTD in FY22 299 MW in Operation (IT Load) 204 MW expansion Dallas (TX1-3) 16 MW operational 72 MW expansion Copyright NTT CORPORATION Ashburn (VA1 - VA9)/ Gainesville (VA10-13) 106.6 MW operational 486 MW expansion 480+ Clients across GDCA 500+ Employees $680M FY22 Budgeted CAPEX 750+MW New funnel in TTM 28#30NTT Modular Design Our strategy is a modular design with fungible inventory that can be transferred between sites which reduces financial risk Quality Speed Flexibility Cost Savings Copyright NTT CORPORATION 29#31GDC Americas strategies for success NTT The focus areas below highlight our deliberate journey to re-tool the GDC America business over the past five years People Dedicated, sales teams with strategic and durable customer relationships and leaders with proven execution ability in the data center industry Markets Expanded footprint in tier 1 markets in the U.S. - Added 5 additional markets in the past 3 years O NTT Global Value of NTT NTT synergies offers more complete solutions than any other traditional colocation provider × Product Redesigned data center products to support multiple client segments (enterprise and hyperscale) with highly flexible delivery model (VMI and fungible designs) Client Segments Shifted focus of sales and marketing towards enterprise and hyperscale clients with long-term relationships Copyright NTT CORPORATION 30#32Highly Experienced Executive Team Combined 150+ years of data center sector experience across the GDC Americas leadership NTT Doug Adams Chief Executive Officer Doug has been with GDC Americas for 23 years since inception Responsible for establishing relationships and expanding operations Joe Pace Senior VP, Chief of Staff & RE&F • • Joe is a 20-year Air Force veteran with 8 years in the data center industry Responsible for overseeing real estate transactions and achieving strategic business objectives Meghan Krafka Senior VP of Finance & Chief Financial Officer Meghan is a 22-year Certified Public Accountant with 12 years in data centers . • Responsible for overseeing financial analysis to maximize operating income Bruno Berti Senior VP of Product & Go-to-Market Bruno has 19 years in data center colocation and SaaS implementation Responsible for executing product strategy and optimization Copyright NTT CORPORATION Ben Stewart Senior VP of Operations Ben is a 25-year Coast Guard veteran with 20 years in the data center industry Responsible for leading critical facility operation and maintenance Joe Goldsmith Senior VP of Sales & Chief Revenue Officer . • • • Joe is a 21-year industry veteran holding executive positions in 4 separate companies Responsible for executing go-to-market and global hyperscale strategies Brittany Miller VP of Construction Brittany has 16-years experience in overseeing construction, contracts and Data Center supply chain activities Responsible for overseeing new capital construction projects with industry standards Denise Hannan Senior VP of Legal & HR . • Denise has practiced law for 27 years with over 20 years real estate experience Responsible for leading Legal and Governance, HR and Risk & Compliance Takahiro Wada Vice President, Corporate Planning . . Takahiro is a 26-year NTT veteran with 10 years in data centers Responsible for investing in the Americas spanning 22 countries Selected industry experience DIGITAL REALTY VANTAGE DATA CENTERS Microsoft CyrusOne Cyxtera Google aws SUNGARD AVAILABILITY SERVICES™ intel EQUINIX 31#33NTT Global Data Centers Unique & Differentiated Positioning NTT Retail Clients Enterprise Clients Hyperscale Clients & Cloud Access Copyright NTT CORPORATION Managed Services NTT Networking & Connectivity NTT Global Data Centers TH Our global data center platform attracts hyperscale clients with our best-in-class data centers Enterprise clients are attracted to the ecosystem of the data center with hyperscale on-ramps plus NTT's network solutions and managed services Retail clients fill out our platform and take advantage of NTT's solutions combined with GDC Data center services and offerings 32#34Power (MW) Growth and expansion in Americas region Over the past 5 years, the GDC Americas team has consciously rebuilt our Go- To-market and supporting teams to capture new customers in new markets with a much larger scale approach NTT Cloud 214.7 Computing 27% 500 450 458.0 400 350 300 250 200 150 Bookings 5-Year Growth Path = 73% YoY 243.3 108.1 135.2 96.1 100 81.5 39.1 243.3 55.0 67.9 14.6 13.6 50 60 12.8 135.2 49.0 55.0 67.9 81.5 96.1 0 FY16 FY17 FY18 FY19 FY20 Installed Inventory FY2016 Cumulative Sold Prior Period FY2021 FY2022* FY21 Incremental Sold FY22 Fcst $131M $294M 7-year revenue growth $430M Diversified Client base IT & Software 25% Telecommuni cations 7% Professional Social Networking 28% Services 2% Financial Services 2% Client base has grown both in size (# of clients) and segment diversity ➤ Low churn across all customer segments (< 0.3%) Significant client growth with install- base Copyright NTT CORPORATION *Projected FY22 Revenue, excluding any additional O/I from data center divestment 33#35NTT DATA Operational Services in partnership with NTT GDCA NTT NTT DATA,as Prime, offers Advisory, Implementation Services, Managed Services, and Hosting & Operation to customer where private cloud solution is built into NTT Global Data Center Americas location. NTT DATA x GDCA Hybrid Infrastructure Managed Services Solutions Data Center Facility 1. Co-Location 2. Infrastructure Monitoring 3. Client Environment 4. Client Access 5. Modifications Smart Hands 1. Shipping/Receiving 2. Onsite Support 3. Maintenance Copyright NTT CORPORATION Compute Services 1. Platform Administration including the Hypervisor 2. Platform Monitoring 3. Incident and Event Management 4. Guest System Administration Network Services 1. Connectivity Support for NTT Network dependencies 2. Network refinement Storage & Backup 1. Storage Platform Administration 2. Storage Reporting 3. Backup Platform Administration 4. Incident and Event Management 5. Storage & Backup Information Security 1. Security Controls Support 2. Audit Support 3. Security Configuration Validation 4. Security & Compliance Disaster Recovery 1. Component DR Documentation 2. Test and Exercise Participation 3. Support for DR Procedures Transition Services 1. Project Management 2. Client indoctrination 3. Establish Account Management 4. Migration Services 34#36NTT DATA Operational Services in partnership with NTT GDCA Hybrid Infrastructure Managed Services Public III Cloud Cloud • III Connect Bare Metal XXX Load Balancers Storage Network Bare Metal XXX Load Balancers Storage Network III Private Cloud 111 Database Compute Disaster Recovery (NTT DC) Copyright NTT CORPORATION . III • III Private Cloud ⚫ 111 Database Compute Primary Data Center (Customer) Global NTT DATA x Services NTT Data Centers NTT 35#37• Case Study One Voice to the Customer – Regional Export of Business iland AN II: SYSTEMS COMPANY lland has been helping customers transform their mission critical applications to the Secure Cloud for hosting, protection and recovery Leased 500kW in TX1 facility after meeting critical requirements . • • Guaranteed space to grow - reserved open space next to caged IT deployment Flexible connectivity options - multiple Tier 1 carriers allows iland to connect their servers to a customers preferred internet provider - Custom security features – their servers are housed in a fully enclosed cage with opaque shielding from view and extra cameras inside and at access points Remote hands and eyes – NTT technicians on site quickly resolve problems as needed Global cloud company needs a trusted partner with access to worldwide facilities and new markets near economic hubs NTT "We need geographic diversity in our cloud deployments, to ensure the availability of our cloud platform and the safety of our customer's critical data. NTT have both the international range the client-focused approach that we need in a data center provider" ~Dante Orsini, Chief Strategy Officer, 11:11 Systems Exported client global expansion from GDCA (Americas) to GDCE (EMEA) for 250kW in LON1 Copyright NTT CORPORATION 36