Tadamasa Goto—Yamaguchi-gumi

Tadamasa Goto’s relationship with the Yamaguchi-gumi was marked by both his role in extending its reach and the rupture caused by his secret cooperation with the FBI. He built power through a sprawling business network, then supplied U.S. authorities with information about the group in exchange for a visa that enabled him to seek a liver transplant. When the deal became public, the organization’s response ended his status as a crime boss and divided the Goto-gumi he had led.

Expansion and Organizational Power

Goto spearheaded the Yamaguchi-gumi’s infiltration of Tokyo and owned more than a hundred front companies. His personal wealth was estimated at over half a billion dollars, and at one point he was Japan Airlines’ largest single shareholder. The scale of these holdings placed him among the country’s most powerful underworld figures, with influence grounded not only in organizational position but in an extensive commercial presence.

That business network also formed part of the broader setting in which the organization operated. Goto’s front companies connected his influence to legitimate-looking corporate activity and financial institutions. The later FBI deal would turn precisely this infrastructure into intelligence: Goto offered information about the group’s members, affiliated companies, and financial channels, exposing the same network that had supported his power.

Goto’s standing was also associated with violence attributed to his organization. In May 1992, five members attacked film director Juzo Itami after the release of a film that portrayed the yakuza as acquisitive and ill-mannered rather than noble outlaws. Goto was alleged to have ordered the attack. Itami subsequently supported the government’s new anti-organized-crime laws, becoming a public critic of the criminal image the film had challenged. The episode tied Goto’s personal reputation to the group’s capacity to intimidate opponents, while showing how that violence could provoke public and political resistance.

The FBI Deal and Breach of Loyalty

In 2001, after doctors told Goto that he needed a liver transplant soon, he approached the FBI through Hoshi Hitoshi, a former political fixer with connections to the Liberal Democratic Party. The FBI wanted information about important yakuza figures because the National Police Agency had refused to share such information, citing privacy concerns. Goto offered a comprehensive list of Yamaguchi-gumi members, related front companies, and financial institutions, along with information about North Korean activities.

In exchange, Goto sought a U.S. visa so he could receive a transplant at UCLA. The FBI pressed U.S. Immigration and Customs Enforcement to grant the visa, which it reluctantly did; the transplant itself was arranged by Goto. The bargain thus joined intelligence cooperation to a personal medical necessity: the FBI supplied access to the country, not the transplant, while Goto promised information about the organization to which he belonged.

The exchange carried serious consequences within the group. Goto ultimately supplied only a fraction of the information he had promised. After the transplant on July 5, he returned to Japan and did not speak with the FBI again. But even a partial disclosure could endanger his standing. The account of the deal makes clear that revealing fellow bosses, organizational documents, and financial connections could be regarded as betrayal, with expulsion or death among the possible consequences. The arrangement that secured Goto’s entry to the United States therefore also created a threat to his place in the Yamaguchi-gumi.

Exposure and Internal Response

In November 2006, a source disclosed that the FBI had enabled Goto’s entry into the United States. Subsequent reporting, based on sources in the U.S. Justice Department, Japanese police, and the underworld, assembled the circumstances of the exchange. Before publication, the reporter contacted a member of another Yamaguchi-gumi faction and asked whether headquarters had approved the deal. The group had not known about it, and its representative said that it preferred to handle the matter internally.

The representative offered $300,000 in return for the reporter’s silence. The offer made the organizational stakes unusually plain: the issue was not simply that Goto had cooperated with U.S. authorities, but that the group had been kept uninformed and now faced public exposure. The Washington Post independently confirmed the account with the FBI and published it on May 11. The Foreign Correspondents’ Club of Japan also published the article, though it omitted Goto’s name.

Expulsion and Aftermath

The reporting had consequences beyond the immediate disclosure. Kodansha International withdrew the book after a risk assessment raised concerns about publishing it. Around October 14, Goto was officially expelled from the Yamaguchi-gumi. The public explanation emphasized his partying and absence from duties, but police told the reporter that the publication of Heisei Japan Taboo Compendium 2008 had been the tipping point.

Several of Goto’s associates were suspended, expelled, or banished for life, and the Goto-gumi split into two crime families. Goto was no longer a crime boss but an ex-crime boss. The aftermath therefore reshaped both sides of the relationship: the Yamaguchi-gumi removed a powerful figure and sanctioned people around him, while the organization he had commanded fractured. His career within the group had been built on the reach of his business network; its end followed the exposure of a private bargain that placed his medical survival and intelligence cooperation ahead of organizational loyalty.