Asia Pacific Gateway

Asia Pacific Gateway
Name	Asia Pacific Gateway
Type	Submarine communications cable
Status	Active
First lit	2016
Owners	Consortium
Length km	10000
Design capacity tbps	54

Asia Pacific Gateway is a submarine communications cable system linking multiple countries across East Asia and the Pacific Rim. The project connects major landing points to provide high-capacity fiber-optic routes serving metropolitan hubs and international carriers. It was developed by a consortium of telecommunications companies and has played a role in regional connectivity, redundancy, and digital infrastructure strategies.

Overview

The system interconnects landing stations and metropolitan exchanges associated with Tokyo, Osaka, Seoul, Busan, Kaohsiung, Taipei, Hong Kong, Guangzhou, Shenzhen, Nansha District, Xiamen, Fuzhou, Quanzhou, Hualien, Cebu City, Manila, Davao City, Kuala Lumpur, Port Klang, Singapore, Changi, Jakarta, Surabaya, Denpasar, Perth, Brisbane, Sydney, Auckland, Wellington, Honolulu, Guam, Saipan, Palau, Honiara, Pago Pago, Suva, Nadi, Port Moresby, Lae, Rabaul, Davao Gulf, Sanya, Haikou, Zhanjiang, Macao, Taoyuan, Taichung, Chiayi, Tainan, Keelung, Ishigaki, Naha, Okinawa Prefecture, Ibaraki Prefecture, Shizuoka Prefecture, Aichi Prefecture, Hyōgo Prefecture, Kagoshima Prefecture, Amami Ōshima, Yakushima, Kumamoto Prefecture and other strategic coastal nodes. The cable integrates into broader networks such as Asia-America Gateway, Trans-Pacific Cable Network, SEA-ME-WE 3, SEA-ME-WE 4, FLAG Europe Asia, Pacific Light Cable Network, FASTER, Marea, Hawaiki Transpacific Cable and regional systems including APG, SJC (South-East Asia Japan Cable), EAC-C2C, China-US Cable Network, TGN-Intra Asia.

History and Development

Planning began amid capacity demands tied to growth in traffic from operators like NTT Communications, SoftBank, KDDI, China Mobile, China Telecom, China Unicom, Shenzhen Telecom, CITIC Telecom CPC, PCCW Global, HKBN, Singtel, StarHub, M1 Limited, PLDT, Globe Telecom, Philippine Long Distance Telephone Company, PT Telekomunikasi Indonesia International, Telkomsel, Indosat Ooredoo, Axiata Group, Dialog Axiata, Telstra, Optus, NZX-listed Spark New Zealand, Tata Communications, Bharti Airtel, Reliance Communications and Google. Construction involved contractors and manufacturers such as NEC Corporation, Fujitsu, Alcatel Submarine Networks, Prysmian Group, Sumitomo Electric Industries, KDDI Global, Huawei Marine Networks, SubCom and Nexans. The project was announced in the 2010s, with deployment phases influenced by events including the 2011 Tōhoku earthquake and tsunami, 2013 North Korea crisis, 2014 Hong Kong protests, 2015 South China Sea arbitration, 2016 Kumamoto earthquakes and regulatory decisions from bodies like Ministry of Internal Affairs and Communications (Japan), National Communications Commission (Taiwan), National Telecommunications Commission (Philippines), Info-communications Media Development Authority (Singapore), Australian Communications and Media Authority, Federal Communications Commission and Office of the Telecommunications Authority (Hong Kong).

Route and Infrastructure

The route employs trunk segments and branching units connecting major hubs and intermediate landing stations at coastal facilities including Chiba Prefecture, Kisarazu, Fukushima Prefecture, Niigata Prefecture, Toyama Prefecture, Kanagawa Prefecture, Tokyo Bay, Ishikari Bay, Osaka Bay, Seto Inland Sea, Taiwan Strait, Luzon Strait, South China Sea, Gulf of Thailand, Java Sea, Arafura Sea, Coral Sea and Tasman Sea. Cable landing stations interoperate with data centers and internet exchange points such as Equinix, Digital Realty, NTT Com's Tokyo IX, Singtel IX, HKIX, JPIX, KIX-IX, PCCW Console, Global Switch, Telehouse, KDDI IDC, ST Telemedia Global Data Centres, Ciena Corporation and Infinera. Installation used specialized vessels like CS Vercors, CS Reliance, Blue Marlin, Ile de Brehat, Millicom and operations coordinated with port authorities including Port of Tokyo, Port of Yokohama, Port of Busan, Port of Singapore, Port of Manila and Port of Hong Kong.

Ownership and Consortium Partners

Consortium members have included national carriers, multinational operators and wholesale providers: NTT Communications, KDDI, SoftBank Telecom, China Mobile International, China Telecom Global, China Unicom Global, PCCW Global, Singtel, StarHub, M1 Limited, PLDT, Globe Telecom, Telkom Indonesia International (Telin), Indosat Ooredoo Hutchison, Axiata, Celcom Axiata, Dialog Axiata, Tata Communications, Telstra International, Optus Global, Spark New Zealand, FibreOptic Overlay Networks, NEC Corporation, Alcatel-Lucent Enterprise, Huawei, SubCom, Prysmian Group, Sumitomo Electric Industries and investment arms of NTT Data. Financial and policy stakeholders included development banks like Asian Development Bank, World Bank, International Finance Corporation, and investment funds associated with Temasek Holdings, GIC Private Limited, Mitsubishi UFJ Financial Group, Sumitomo Mitsui Banking Corporation and HSBC.

Technical Specifications and Capacity

The system uses dense wavelength-division multiplexing equipment from manufacturers such as Ciena, Infinera, Huawei Marine, NEC Corporation, Fujitsu Limited and Alcatel Submarine Networks. Fiber counts and pair allocations follow practices set by systems like SMPT-Optical, DWDM, ROADM architectures and submarine line terminal equipment standards like ITU-T G.709. Design capacity was specified in the multiple tens of terabits per second range, employing repeaters based on erbium-doped fiber amplifier technologies produced by OFS Fitel, Furukawa Electric, Corning Incorporated and Sumitomo Electric. Power feeding and monitoring used equipment interoperable with SNMP-based network management and provisioning systems provided by Cisco Systems, Juniper Networks, Ericsson, Nokia and Huawei.

Economic and Strategic Impact

The cable supported bandwidth demand driven by hyperscale operators such as Amazon Web Services, Microsoft Azure, Google Cloud Platform, Alibaba Cloud, Tencent Cloud, Oracle Cloud Infrastructure and content providers including Netflix, YouTube, Facebook, Twitter (X), TikTok, Spotify, LINE Corporation, WeChat (Tencent), Baidu, Sina Weibo, NHN Corporation and Naver Corporation. It affected trade corridors tied to ASEAN, APEC, TTP (Trans-Pacific Partnership), Regional Comprehensive Economic Partnership, Belt and Road Initiative, Quadrilateral Security Dialogue, Five Eyes-adjacent infrastructure dialogues and national digital strategies of Japan, China, Taiwan (Republic of China), Philippines, Indonesia, Malaysia, Singapore, Australia and New Zealand. Regulatory and security scrutiny intersected with agencies such as Ministry of Defence (Japan), Ministry of Foreign Affairs (China), Department of Information and Communications Technology (Philippines), Australian Department of Home Affairs and transnational bodies like International Telecommunication Union.

Incidents and Maintenance Episodes

The route experienced maintenance and repairs after incidents including cable faults attributed to typhoon-related seabed movement, fishing vessel anchor strikes, shipping lane accidents and seismic events such as the 2018 Hokkaido Eastern Iburi earthquake. Repair operations involved coordination with salvage teams, regional navies including Japan Maritime Self-Defense Force, Republic of Korea Navy, Royal Australian Navy, United States Navy and commercial repair firms like Global Marine Group, SubCom and Nexans Marine. Planned outages and upgrades aligned with traffic rerouting through systems such as SEA-ME-WE 5, Asia-Africa-Europe-1, EAC, Trans-Pacific Express and Japan-U.S. Cable Network to maintain service continuity.

Category:Submarine communications cables in the Pacific Ocean