Kyoto Blockchain Research Center
BCK26
Blockchain Kaigi 2026
The 6th International Conference on Blockchain
December 9–12, 2026 | Tokyo Skytree Town Campus, Chiba Institute of Technology, Tokyo, Japan
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Blockchain Kaigi 2026 (BCK26)
The 6th International Conference on Blockchain
9–12 December 2026
Tokyo Skytree Town Campus, Chiba Institute of Technology, Tokyo, Japan
Blockchain Kaigi 2026 (BCK26) is a premier international conference dedicated to the scientific, engineering, economic, and societal aspects of blockchain and decentralized systems. The conference brings together researchers, engineers, entrepreneurs, policymakers, and students from around the world to discuss advances in distributed ledger technologies, Web3 infrastructures, digital assets, decentralized finance, cryptography, digital identity, AI integration, and next-generation trust infrastructures.
Building upon a successful international conference series that has spanned Japan, Switzerland, and India, BCK26 aims to provide a rigorous academic venue while fostering interaction between academia, industry, startups, and public institutions.
About BCK26
Blockchain Kaigi (BCK) is a leading international conference series dedicated to blockchain, Web3, digital assets, decentralized systems, and next-generation trust infrastructures. Since its inaugural edition at Kyoto University in 2021, the series has been hosted by Kyoto University (BCK21), Tohoku University (BCK22), RIKEN Kobe Campus (BCK23), the University of Zurich (BCK24), and IIT Bombay (BCK25). BCK26 marks the evolution of the series into a full-scale international conference held in Tokyo, bringing together researchers, engineers, entrepreneurs, policymakers, and innovators from around the world.
Why Attend BCK26?
• Present your latest research to an international audience
• Engage with leading researchers and industry practitioners
• Explore emerging directions in blockchain, Web3, and decentralized AI
• Build collaborations across academia, industry, and government
• Experience Tokyo and the Tokyo Skytree innovation district
Conference Vision
BCK26 aims to foster interdisciplinary collaboration across blockchain, Web3, decentralized AI, cybersecurity, digital finance, digital identity, and future digital infrastructures. The conference seeks to bridge cutting-edge academic research with real-world industrial and societal impact.
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Topics of Interest
Technical Foundations
• Consensus protocols, scalability, interoperability
• Cryptography, zero-knowledge proofs, formal verification
• Smart contracts, DAOs, Layer-2 technologies
• Distributed systems and decentralized infrastructure
• Network science, graph analytics, hypergraphs
Applications
• Digital assets and token economies
• CBDCs and financial innovation
• Supply chains, healthcare, agriculture, IoT
• Digital identity and privacy-preserving technologies
• Sustainability and SDG-oriented applications
AI and Data Science
• Decentralized AI and AI agents
• Machine learning for blockchain analytics
• Blockchain infrastructure for AI ecosystems
• Data provenance and trustworthy AI
Security and Regulation
• Blockchain security and forensics
• AML, compliance, and risk management
• Governance, regulation, and policy
Abstract template（word）
Abstract template（tex）
Full Paper Track
This track is intended for authors who wish to publish a full archival paper in the BCK26 Proceedings.
Conference Submission
• 4-page abstract
• Light peer review
Decision categories:
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Oral Presentation
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Transfer to Extended Abstract Track
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Reject
Accepted submissions will be presented orally at BCK26.
Post-Conference Proceedings Submission
Authors of accepted oral presentations will be invited to submit a full paper after the conference.
• Up to 15 pages in Springer proceedings format (excluding references, subject to publisher requirements)
• Double-anonymous peer review
Decision categories:
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Accept
-
Minor Revision
-
Major Revision
-
Reject
Accepted papers will be included in the official BCK26 Proceedings (subject to final agreement with the publisher).
At least one author of each accepted paper must register for the conference and present the work in person.
Extended Abstract Track
This track is intended for emerging research, work-in-progress, industrial applications, demonstrations, and preliminary results.
Conference Submission
• 4-page abstract
• Light peer review
Decision categories:
-
Short Oral Presentation
-
Poster Presentation
-
Reject
Accepted Extended Abstracts will be published in the BCK26 Book of Abstracts.
Accepted Extended Abstracts are intended for conference presentation and discussion and do not constitute archival publications.
Review Process
All conference submissions will undergo an initial light peer review conducted by members of the Program Committee.
Evaluation criteria include:
• Relevance to conference themes
• Originality
• Technical quality
• Potential impact
• Clarity of presentation
For the Full Paper Track, authors of accepted oral presentations will be invited to submit a full manuscript after the conference. These manuscripts will undergo a separate double-anonymous peer review process for publication in the proceedings.
All submissions must be original and must not be simultaneously submitted to another archival publication venue.
The proceedings review process will follow the publisher's policies regarding:
• originality and plagiarism
• research ethics
• AI-assisted writing disclosure
• copyright and licensing
Publication
It is scheduled to be published in the BCK26 Proceedings.
The proceedings will follow the publisher's manuscript preparation and publication guidelines.
Extended Abstracts will be published separately in the BCK26 Book of Abstracts and will not constitute archival publications.
Submission Site
Registration Site
Important Dates
List of Invited speakers
[International]
[Domestic]
[Domestic: Industry session]
Organizing Committee
General Chair: Yuichi Ikeda (Nagoya City University, Kyoto University)
Local Organizing Chair: Akihiro Fujihara (Chiba Institute of Technology)
Finance Chair: Claudio J. Tessone (University of Zurich)
Program Chairs: Kazumasa Omote (University of Tsukuba)
Publication Chair: Pierluigi Cesana (Kyushu University)
Publicity and Technical Chair: Rafik Hadfi (Kyoto University)
Program Committee
Kazumasa Omote (University of Tsukuba)
Yuichi Ikeda (Nagoya City University / Kyoto University)
Steering Committee
Yuichi Ikeda (Nagoya City university, Kyoto University)
Claudio J. Tessone (University of Zurich)
R.K. Shyamasundar (IIT Bombay)
Alfred Taudes (Vienna University of Economics and Business)
Tetsuo Hatsuda (RIKEN)
Hitoshi Okada (National Institute of Informatics)
Kazumasa Omote (University of Tsukuba)
Bernhard Haslhofer (Complexity Science Hub)
Akihiro Fujihara (Chiba Institute of Technology)
Pierluigi Cesana (Kyushu University)
Rafik Hadfi (Kyoto University)
Ali Emdad (Morgan State University)
Attendance Policy
BCK26 is an in-person conference.
At least one author of each accepted submission must register and attend the conference to present the work.
Remote presentations will be considered only under exceptional circumstances approved by the Organizing Committee.
Venue
TOKYO SKYTREE TOWN® CAMPUS, Chiba Institute of Technology, 8F Tokyo Skytree Town, Sumida-ku, Tokyo, Japan.
(Chiba Institute of Technology's Tokyo campus is located within Tokyo Skytree Town.)
Sponsors and Partners
Support from academic institutions, industry partners, blockchain ecosystems, and international research networks is welcome. Sponsorship opportunities are available.