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FREDERIC J. BROWN \/\/ AFP via Getty Images<\/p>\n
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Shohei Ohtani is one of baseball\u2019s defining talents. He is a two-way star, global icon and two-time World Series champion with the Los Angeles Dodgers. His recent postseason run, including a historic 10-strikeout, 3-home run performance that pushed the Dodgers back to the Fall Classic, has only reinforced his status as a generational player. But at the height of his success, Ohtani was the target of financial betrayal.<\/p>\n
In 2024, his longtime interpreter, Ippei Mizuhara was accused of stealing $17 million from Ohtani\u2019s personal bank account to pay illegal gambling debts. Prosecutors later revealed Mizuhara had impersonated Ohtani more than two dozen times to authorize wire transfers. Mizuhara has been sentenced to five years in prison. Though Ohtani was fully exonerated, the case exposed a core vulnerability shared by many high-net-worth individuals: When one trusted insider has too much access and too little oversight, even the most successful, well-advised person can be left exposed. Comerica<\/a> shares five lessons to learn from Shohei Ohtani\u2019s story.<\/p>\n In 2024, Ohtani signed a $700-million contract with the Dodgers, setting a new record for professional sports in North America.<\/p>\n 1. Keep clear lines between support and control<\/p>\n For years, Ippei Mizuhara was far more than Shohei Ohtani\u2019s interpreter. He coordinated travel, handled media, managed daily logistics, and even sat in on meetings with Ohtani\u2019s financial advisors. The level of access blurred professional boundaries. Over time, it gave Mizuhara visibility into nearly every part of Ohtani\u2019s life, including enough authority to quietly manipulate banking details without detection.<\/p>\n Lesson: Don\u2019t let one person sit at every intersection of your personal and financial life. Divide responsibilities among separate professionals \u2014 for example, a business manager, CPA and personal assistant \u2014 and make sure every key decision involves more than one set of eyes.<\/p>\n 2. Require professional oversight for anyone handling money<\/p>\n Mizuhara was a trusted confidant, not a licensed fiduciary.<\/p>\n He helped Ohtani open his personal bank account in 2018 and later used that access to impersonate him in more than two dozen phone calls. Those conversations authorized wire transfers that moved $17 million out of Ohtani\u2019s account and into the hands of an illegal bookmaker.<\/p>\n With professional oversight, those transfers would have hit a wall. A licensed fiduciary would have required written approval, dual verification and full documentation. Alerts would have reached multiple parties, and the unusual activity would have been stopped before it ever left the account.<\/p>\n Lesson: Anyone with authority over your money should be vetted, credentialed and bound by fiduciary duty. Use licensed professionals or a corporate trustee for money movement, and maintain dual authorization for all wire transfers and large payments. Once funds are stolen, recovery, through insurance or restitution, is rarely complete.<\/p>\n Professional fiduciaries use built-in safeguards like dual authorization, multi-factor verification and independent alerts that make large unauthorized transfers nearly impossible.<\/p>\n 3. Verify transactions<\/p>\n One of the simplest steps in Mizuhara\u2019s scheme was also the most damaging: He changed Ohtani\u2019s contact information. By rerouting verification calls and email alerts to himself, he was able to move millions of dollars without triggering suspicion.<\/p>\n Even small administrative changes like these can open the door to major financial losses, especially when no one is checking the details.<\/p>\n Lesson: Keep direct, personal access to all your accounts. Require banks and custodians to send duplicate alerts to you and an independent advisor. Schedule regular reviews at least quarterly to confirm every transfer and withdrawal.<\/p>\n 4. Schedule independent reviews as your financial life expands<\/p>\n As Ohtani\u2019s career expanded, so did his financial footprint, spanning countries, contracts and an entire team of advisors and staff. But his financial oversight didn\u2019t evolve at the same pace. A structured audit would likely have caught irregular activity early, especially as Mizuhara\u2019s responsibilities expanded beyond translation into areas that touched travel, logistics and financial communication.<\/p>\n Lesson: Schedule independent financial reviews every one to two years. These check-ins confirm who has access to accounts, how transactions are authorized and whether outdated permissions or gaps exist.<\/p>\n 5. Protect your reputation as carefully as your balance sheet<\/p>\n When news first broke, headlines momentarily linked Ohtani\u2019s name to illegal gambling operations. For days, the world\u2019s biggest sports media outlets speculated about his involvement. Prosecutors later confirmed he was a victim, not a participant, but the damage control required global coordination between his legal, media and advisory teams.<\/p>\n High-profile individuals face similar risks. Once public perception takes shape, even unfounded allegations can erode trust, unsettle business partners and impact long-term brand value.<\/p>\n Lesson: Treat reputation management as part of your financial plan. Keep meticulous records of fiduciary oversight and decision-making. Also, establish clear communication protocols for crisis response and make sure your advisors can act quickly to protect your wealth and your name.<\/p>\n This story<\/a> was produced by Comerica<\/a> and reviewed and distributed by Stacker<\/a>.<\/p>\n ![\"\"](\"https:\/\/www.newsbeep.com\/ca\/wp-content\/uploads\/2026\/01\/1768993629_569_pixel.gif\"){kind=tracking}
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