Event Overview
International Cybersecurity Challenge TOKYO 2025 (hereafter referred to as ICC TOKYO 2025)
is an international Capture The Flag (CTF) competition that will be held over four days, from November 11 to November 14, 2025.
The participants, all aged 26 or younger※1, will compete in eight teams※2 that have advanced through representatives.
The competition will feature both Jeopardy and Attack-and-Defense challenges.
In addition to the CTF competition, ICC TOKYO 2025 will also host conferences and on-site exhibitions, making it a comprehensive event aimed at promoting cybersecurity awareness and empowering the next generation.
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※1
Each player cannot turn 27 the year the competition takes place. For example, for the 2025 ICC event players MUST be born on January 1, 1999 or after to participate in the 2025 competition.
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※2
Participation is limited to invited teams.
Event Outline
The competition will take place on November 12 and 13
2-120-3 Hibino, Mihama-ku,
Chiba-city, Chiba 261-0021, JAPAN
