Crypto Crackdown Chaos: Bitbank’s Gambler Hunt Gets Weird

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In a move worthy of a particularly humorless schoolmaster confiscating contraband comic books, the Japanese crypto exchange Bitbank has issued a stern wag of the finger to its clientele: dabble in prediction markets like Polymarket, and your account may be whisked away into the digital equivalent of a locked attic.

elections, sports, and other real-world spectacles. And in Japan, where gambling laws are treated with the solemnity of ancient scrolls, such activities may be frowned upon with considerable vigor.

Bitbank explains that accounts caught transferring funds to these speculative playgrounds may be suspended. Affected users would lose access to logins, deposits, withdrawals, yen, crypto, and perhaps even their sense of existential direction. The exchange, with admirable candor, adds that it will not be responsible for any losses incurred-an elegant way of saying, “Good luck, dear customer, and do write if you survive.”

Those who believe they’ve been unjustly banished may contact support, presumably to plead their case before the digital magistrates.

Japan joins growing list of jurisdictions scrutinizing prediction markets

Bitbank’s warning arrives as prediction markets continue to attract global regulatory attention-much like a circus tent that keeps catching fire but refuses to close.

Back in May, Polymarket clarified that it was not rolling out mandatory identity verification across its main platform, despite rumors fluttering about like startled pigeons. Josh Stevens, the platform’s vice president of engineering, explained that KYC checks applied only to a limited beta product, sparing existing users from the indignity of paperwork.

Polymarket still lists Japan among jurisdictions with frontend restrictions, while other countries remain blocked or limited to close-only trading. One imagines a map of the world slowly being covered in “Do Not Enter” signs.

South Korea, never one to be left out of a regulatory soirée, has launched its first investigation into domestic Polymarket users. The Gangwon Provincial Police Agency is examining whether participation violates local gambling laws. Attorney Ahn Chang-bo, representing some of the accused, notes that the legal elements for a gambling offense appear to be present-though no precedent exists. A thrilling moment for legal historians, if not for the users themselves.

In the United States, regulatory attention has also intensified. A Manhattan court has scheduled a Dec. 7 trial for Army soldier Gannon Van Dyke, accused of using classified military intelligence to place profitable wagers on Polymarket. Prosecutors allege he transformed $33,000 into more than $410,000-an impressive return, though perhaps not the career path his superiors had in mind.

Meanwhile, the Commodity Futures Trading Commission continues to remind everyone that fraud, manipulation, and insider trading rules apply to prediction markets. A gentle nudge, like a librarian reminding patrons not to set the books on fire.

And as if the plot needed more twists, a recent POLITICO investigation revealed that Polymarket paid at least $350,000 to social media influencers over 14 months-many of whom allegedly forgot to mention they were being paid. A classic case of “Whoops, did I forget to disclose that?” which regulators tend to find less amusing than influencers do.

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2026-06-15 11:50