Information and Communications Technology and Policy

Information and Communications Technology and Policy

Information and Communications Technology and Policy ›› 2025, Vol. 51 ›› Issue (10): 45-50.doi: 10.12267/j.issn.2096-5931.2025.10.007

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Japan’s optical quantum computing: development trend and implications for China

DONG Zijie1, WANG Jing2, CUI Xiaoling3   

  1. 1 Department of Science and Technology Development, China Academy of Information and Communications Technology, Beijing 100191, China
    2 Technology and Standards Research Institute, China Academy of Information and Communications Technology, Beijing 100191, China
    3 Cloud Computing & Big Data Research Institute, China Academy of Information and Communications Technology, Beijing 100191, China
  • Received:2025-09-05 Online:2025-10-25 Published:2025-11-06

Abstract:

Quantum computing, as the core of next-generation information technology, is regarded as an important tool for tackling complex scientific challenges, optimizing industrial processes, and transforming national security. Compared to technologies such as superconducting and ion-trap quantum computing, optical quantum computing has emerged as a focal point for Japanese research institutions and corporations due to its advantages of not requiring ultra-low-temperature environments and its high scalability. This paper analyzes Japan’s optical quantum computing industry landscape and strategic framework to provide multidimensional insights for advancing China’s optical quantum computing sector.

Key words: optical quantum computing, technological breakthrough, development trend

CLC Number: