Japan High Voltage Direct Current (HVDC) Transmission Systems Market Size & Share Analysis - Growth Trends & Forecasts (2025 - 2030)

The market is segmented by Transmission Type (HVDC Overhead Transmission System, and HVDC Underground and Submarine Transmission System) and Component (Converter Stations and Transmission Medium (Cables)).

Japan High Voltage Direct Current (HVDC) Transmission Systems Market Size & Share Analysis - Growth Trends & Forecasts (2025 - 2030)

Japan HVDC Transmission Systems Market Size

Japan High-Voltage Direct Current (HVDC) Transmission Systems - Market Summary
Study Period 2020 - 2030
Base Year For Estimation 2024
Forecast Data Period 2025 - 2030
Historical Data Period 2020 - 2023
CAGR 6.51 %
Market Concentration High

Major Players

Japan High Voltage Direct Current (HVDC) Transmission Systems Market Major Players

*Disclaimer: Major Players sorted in no particular order

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Japan HVDC Transmission Systems Market Analysis

The Japan High Voltage Direct Current Transmission Systems Market is expected to register a CAGR of 6.51% during the forecast period.

Japan's power grid infrastructure is undergoing a significant transformation driven by the country's ambitious energy transition goals and geographical challenges. The nation's unique position as an archipelago, combined with its vulnerability to natural disasters, has necessitated the development of robust and efficient power transmission systems. The Japanese government has announced an aggressive plan to eliminate approximately 4,000 kilometers of overhead power lines by 2025, replacing them with underground lines at various strategic locations, including major transportation routes, world heritage sites, and tourist destinations. This grid modernization initiative reflects the country's commitment to building a more resilient and aesthetically pleasing power transmission network.


The technological landscape of Japan's HVDC transmission sector has witnessed remarkable advancements, particularly in the development of voltage source converter (VSC) technology and modular multilevel converters. These innovations have enabled more efficient power transmission across different frequency zones, addressing Japan's unique challenge of operating two distinct frequency systems—50 Hz in eastern Japan and 60 Hz in western Japan. The successful implementation of the Hida-Shinano frequency conversion facility, with its substantial 900 MW interconnection capacity, demonstrates the industry's capability to overcome complex technical challenges while ensuring system reliability and stability.


Japan's commitment to renewable energy integration has emerged as a crucial factor shaping the HVDC transmission landscape. The government has set an ambitious target to install 45 gigawatts (GW) of offshore wind power capacity by 2040, necessitating significant expansion and modernization of the country's power grid infrastructure. This renewable energy push has catalyzed innovations in submarine power cable technology and HVDC converter station design, with Japanese manufacturers developing advanced HVDC technology solutions capable of handling higher voltage levels and longer transmission distances.


The industry has witnessed significant technological breakthroughs in cable design and materials, particularly in the development of cross-linked polyethylene (XLPE) cables that enable polarity reversal operations and higher operational conductor temperatures. These advancements have been complemented by innovations in converter station technology, including the implementation of advanced control and protection systems that provide enhanced stability and reliability. Japanese manufacturers have been at the forefront of developing specialized solutions for challenging environmental conditions, such as systems capable of operating in temperature ranges from -30°C to +35°C, demonstrating the industry's ability to adapt to diverse operational requirements. The development of HVDC cable technology has been instrumental in supporting these advancements.

Segment Analysis: Transmission Type

HVDC Overhead Transmission System Segment in Japan HVDC Transmission Systems Market

The HVDC overhead transmission line system segment holds a dominant position in the Japan HVDC transmission systems market, accounting for approximately 22% market share in 2024. This segment's leadership is primarily attributed to its cost-effectiveness and simpler line tower construction requirements compared to HVAC transmission lines. The overhead HVDC transmission infrastructure demonstrates superior capabilities in transporting more power compared to HVAC systems, requiring only two insulated conductors for a bipolar overhead line instead of three conductors needed in alternating current systems. The segment's strong market position is further reinforced by its lower per-unit costs, including cost per kilometer of line and per MW of transmitted power, making it an economically viable choice for long-distance power transmission projects in Japan.

Market Analysis of Japan High Voltage Direct Current (HVDC) Transmission Systems Market: Chart for Transmission Type

HVDC Underground and Submarine Transmission System Segment in Japan HVDC Transmission Systems Market

The HVDC underground and submarine power cable transmission system segment is emerging as the fastest-growing segment in the Japan HVDC transmission systems market for the period 2024-2029. This remarkable growth is driven by several factors, including the increasing focus on connecting Japan's various islands through HVDC transmission systems. The segment's growth is particularly supported by its advantageous properties such as enhanced safety from natural calamities and lower power losses during transmission. The Japanese government's ambitious plans to install 45 GW of offshore wind energy by 2040 are creating substantial opportunities for HVDC cable systems. Additionally, the geographical characteristics of Japan, comprising four major islands and numerous smaller ones, make submarine HVDC systems an essential choice for ensuring reliable power connectivity across the nation.

Segment Analysis: Component

Converter Stations Segment in Japan HVDC Transmission Systems Market

The HVDC converter station segment dominated the Japan HVDC transmission systems market in 2024, holding approximately 77% of the total market share. This significant market position is primarily attributed to the increasing demand for bulk power transmission across different regions in Japan. The segment's growth is further bolstered by the rising penetration of HVDC systems and the growing need to connect AC lines to DC lines for efficient power transmission. Converter stations form the core element of HVDC transmission systems, being essential at either end of the transmission link. The technological advancements in converter stations, particularly in voltage source converter (VSC) and line-commutated converters (LCC), have enhanced their efficiency and reliability, making them increasingly indispensable in modern power transmission infrastructure.

Transmission Medium (Cables) Segment in Japan HVDC Transmission Systems Market

The transmission medium (cables) segment is projected to witness substantial growth during the forecast period 2024-2029, driven by Japan's unique geographical characteristics and increasing focus on renewable energy integration. The growth is particularly notable in submarine and underground cable applications, as Japan's island geography necessitates reliable underwater power transmission solutions. The segment's expansion is further supported by the country's ambitious offshore wind energy goals and the government's initiatives to replace overhead power lines with underground alternatives in specific areas. The development of advanced cable technologies, including mass-impregnated cables and cross-linked polyethylene (XLPE) cables, is enhancing the segment's growth potential by offering improved performance and reliability in power transmission.

Japan HVDC Transmission Systems Industry Overview

Top Companies in Japan HVDC Transmission Systems Market

The Japanese HVDC transmission systems market is dominated by established industrial conglomerates with significant technological capabilities. These companies have demonstrated a strong commitment to product innovation, particularly in developing advanced converter technologies, digital solutions, and efficient power transmission systems. Market leaders are actively pursuing strategic collaborations and partnerships to enhance their technological capabilities, as evidenced by joint ventures and memorandums of understanding between Japanese and international players. Companies are investing heavily in research and development facilities, with several players establishing dedicated HVDC verification centers and testing facilities across Japan. The focus on operational agility is reflected in the integration of digital solutions, IoT architecture, and smart grid transmission technologies into HVDC systems. Market participants are also expanding their service offerings to include comprehensive lifecycle management, from installation and commissioning to maintenance and upgrades.

Domestic Players Lead Consolidated Market Structure

The Japanese HVDC transmission systems market exhibits a highly consolidated structure dominated by domestic industrial conglomerates with a deep-rooted presence in the power sector. These major players, including Toshiba Corporation, Hitachi ABB Power Grids, Mitsubishi Electric Corporation, and Sumitomo Electric Industries, leverage their extensive manufacturing capabilities, established distribution networks, and strong relationships with utilities and government bodies. The market has witnessed significant consolidation through strategic mergers and acquisitions, notably the formation of Hitachi ABB Power Grids through Hitachi's acquisition of ABB's power grid infrastructure business, strengthening the combined entity's position in the domestic market.


The competitive landscape is characterized by high entry barriers due to the capital-intensive nature of operations, the requirement for advanced technological expertise, and the need for established relationships with utilities and regulatory bodies. Market participants have adopted vertical integration strategies, maintaining control over critical components of the value chain from raw material procurement to installation and after-sales services. The presence of international players is limited, with most foreign companies operating through joint ventures or technical collaborations with domestic players, reflecting the importance of local market knowledge and established relationships in the Japanese power sector.

Innovation and Integration Drive Future Success

Success in the Japanese HVDC transmission systems market increasingly depends on companies' ability to innovate and integrate advanced technologies while maintaining strong relationships with key stakeholders. Incumbent players must focus on developing next-generation HVDC technology, particularly in areas such as voltage source converters, digital control systems, and grid integration solutions for renewable energy sources. Companies need to strengthen their service capabilities, offering comprehensive solutions that encompass project planning, installation, maintenance, and upgrades while adapting to evolving grid requirements and environmental regulations.


For contenders seeking to gain market share, strategic partnerships with established players and investment in specialized technological capabilities present viable entry strategies. The increasing focus on renewable energy integration and grid modernization creates opportunities for companies with innovative solutions in these areas. Success also depends on understanding and adapting to Japan's unique regulatory environment and building strong relationships with utilities and government bodies. Companies must consider the concentration of end-users in the power utility sector and develop strategies to address their specific requirements while maintaining technological leadership and operational efficiency.

Japan HVDC Transmission Systems Market Leaders

  1. Toshiba Corporation

  2. Mitsubishi Electric Corporation

  3. Sumitomo Electric Industries Ltd

  4. Hitachi ABB Power Grids Ltd

  5. *Disclaimer: Major Players sorted in no particular order
Market Concentration (1).jpg
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Japan HVDC Transmission Systems Market News

  • In April 2021, Toshiba Energy Systems & Solutions Corporation announced that the Shin-Shinano frequency converter expansion project, which was designed, procured, and installed by Toshiba ESS (Nagano Prefecture, rated capacity 450 MW 2, DC ±200 kV, DC 2,250A) for TEPCO PG, commenced its commercial operation in March 2021.
  • Hitachi Ltd, in April 2021, announced that the operations of the Hida-Shinano frequency conversion facility have commenced, enabling the Shin-Shinano Substation of TEPCO Power Grid, Inc. (TEPCO). This conversion facility will connect the Hida Converter Station of Chubu Electric Power Grid Co., Inc. (Chubu Electric Power), to which Hitachi delivered a line commutate converter high-voltage direct current (HVDC) system.

Japan HVDC Transmission Systems Market Report - Table of Contents

1. INTRODUCTION

  • 1.1 Scope of the Study
  • 1.2 Market Definition
  • 1.3 Study Assumptions

2. RESEARCH METHODOLOGY

3. EXECUTIVE SUMMARY

4. MARKET OVERVIEW

  • 4.1 Introduction
  • 4.2 Market Size and Demand Forecast, in USD billion, till 2027
  • 4.3 Recent Trends and Developments
  • 4.4 Government Policies and Regulations
  • 4.5 Market Dynamics
    • 4.5.1 Drivers
    • 4.5.2 Restraints
  • 4.6 Supply Chain Analysis
  • 4.7 PESTLE ANALYSIS

5. MARKET SEGMENTATION

  • 5.1 Transmission Type
    • 5.1.1 HVDC Overhead Transmission System
    • 5.1.2 HVDC Underground and Submarine Transmission System
  • 5.2 Component
    • 5.2.1 Converter Stations
    • 5.2.2 Transmission Medium (Cables)

6. COMPETITIVE LANDSCAPE

  • 6.1 Mergers and Acquisitions, Joint Ventures, Collaborations, and Agreements
  • 6.2 Strategies Adopted by Leading Players
  • 6.3 Company Profiles
    • 6.3.1 Hitachi ABB Power Grids Ltd
    • 6.3.2 Mitsubishi Electric Corporation
    • 6.3.3 Toshiba Corporation
    • 6.3.4 Sumitomo Electric Industries Ltd
  • *List Not Exhaustive
  • 6.4 Market Player Ranking

7. MARKET OPPORTUNITIES AND FUTURE TRENDS

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Japan HVDC Transmission Systems Industry Segmentation

The Japan high voltage direct current (HVDC) transmission systems market report includes:

Transmission Type HVDC Overhead Transmission System
HVDC Underground and Submarine Transmission System
Component Converter Stations
Transmission Medium (Cables)
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Japan HVDC Transmission Systems Market Research FAQs

What is the current Japan High Voltage Direct Current (HVDC) Transmission Systems Market size?

The Japan High Voltage Direct Current (HVDC) Transmission Systems Market is projected to register a CAGR of 6.51% during the forecast period (2025-2030)

Who are the key players in Japan High Voltage Direct Current (HVDC) Transmission Systems Market?

Toshiba Corporation, Mitsubishi Electric Corporation, Sumitomo Electric Industries Ltd and Hitachi ABB Power Grids Ltd are the major companies operating in the Japan High Voltage Direct Current (HVDC) Transmission Systems Market.

What years does this Japan High Voltage Direct Current (HVDC) Transmission Systems Market cover?

The report covers the Japan High Voltage Direct Current (HVDC) Transmission Systems Market historical market size for years: 2020, 2021, 2022, 2023 and 2024. The report also forecasts the Japan High Voltage Direct Current (HVDC) Transmission Systems Market size for years: 2025, 2026, 2027, 2028, 2029 and 2030.

Japan High Voltage Direct Current (HVDC) Transmission Systems Market Research

Mordor Intelligence provides a comprehensive analysis of the high voltage direct current transmission systems industry in Japan. With decades of expertise in power transmission systems research, we offer a detailed examination of HVDC transmission systems components. This includes voltage source converter technology, HVDC converter stations, and both HVDC cables and submarine power cables. The report PDF is available for immediate download, offering in-depth insights into electrical transmission systems and overhead transmission lines. It places particular emphasis on power converter technologies and their applications.

Stakeholders benefit from our thorough analysis of grid modernization initiatives and power grid infrastructure developments across Japan. The report examines emerging trends in DC transmission and HVDC technology, while exploring advances in grid interconnection solutions. Our research covers HVDC grid implementations, renewable energy transmission capabilities, and innovations in HVDC equipment and HVDC power electronics. Additionally, the analysis details progress in smart grid transmission systems, providing valuable insights for industry participants seeking to understand Japan's evolving power transmission landscape.