Tokyo Investigative Newsroom Tansa

As governments, corporations, and criminals increasingly work across borders, so too must the journalists who investigate them. In 2018, Tansa became Japan’s first official member of the Global Investigative Journalism Network (GIJN), which as of 2025 is comprised of 263 independent, nonprofit media organizations in 97 countries. Since beginning publication, we have participated in numerous cross-border investigations together with journalists from over a dozen countries.

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As governments, corporations, and criminals increasingly work across borders, so too must the journalists who investigate them. In 2018, Tansa became Japan’s first official member of the Global Investigative Journalism Network (GIJN), which as of 2025 is comprised of 263 independent, nonprofit media organizations in 97 countries. Since beginning publication, we have participated in numerous cross-border investigations together with journalists from over a dozen countries.

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