I am an assistant professor at the University of Electro-Communications (UEC), and also working as Excellent Young Researcher, LEADER, MEXT. Besides, I concurrently serve as:
Invited Advisor at Security Fundamental Laboratory, Cybersecurity Research Institute, NICT;
Collaborative Researcher at Advanced Cryptography Research Team, CPSEC, AIST;
Research Fellow at Japan Datacom Co., Ltd.

My research area is cryptography, especially public-key crypto and information-theoretic crypto. In 2016, I got my Ph.D. in information science at Yokohama National University, Japan, under the supervision of Prof. Junji Shikata.

PKC 2022, where I was serving as General Co-Chair, successfully ended. Almost all sessions and pre-recorded videos can be found on the IACR YouTube channel.


My paper on attribute-based encryption with equality test was accepted at ProvSec 2022.
– I made A paper on secure remote-control systems publicly available.
My paper on multi-designated receiver authentication codes was accepted to IEICE Transactions.
– Two papers on card-based private set intersection protocols and efficient private set intersection protocols was accepted to ISITA 2022.
My paper on searchable encryption was accepted to IEICE Transactions.


Graduate School of Informatics and Engineering
The University of Electro-Communications
1-5-1 Chofugaoka, Chofu, Tokyo, 182-8585, Japan
E-mail: watanabe [at] uec [dot] ac [dot] jp


Iwamoto–Watanabe Laboratory (UEC, Japan)
Mitsugu Iwamoto (personal web page)
NICT Security Fundamental Laboratory
Shikata Laboratory (YNU, Japan)