Whereas international platforms reminiscent of Polymarket and Kalshi are nonetheless blocked by Japan's strict playing legal guidelines, prediction markets are quietly taking root by way of home startups. Their mannequin borrows the identical workarounds which have allowed Japan's $100 billion pachinko business to function for many years.
International prediction market platforms can not legally function in Japan, however that hasn't stopped prediction markets from rising. Home startups are using the identical authorized workarounds which have allowed Japan's pachinko business to function for many years.
The Miraima app is a superb instance of this development. The app is barely seven months outdated and already attracts 1 million month-to-month customers. The platform permits customers to wager on sports activities, shares, and political occasions utilizing factors somewhat than money. Prizes may be redeemed individually by way of reward playing cards and retail rewards packages (primarily PayPay and Rakuten).
Digitization of pachinko fashions
This construction is well-known to anybody who is aware of the Japanese pachinko business. Fairly than paying money immediately, pachinko parlors award bodily tokens which are exchanged for cash by way of one other enterprise.
Prediction market startups are making use of the identical ideas to digital. Customers stake factors throughout the platform, however rewards are redeemed individually by way of third-party loyalty packages.
“Playing with actual cash shouldn’t be doable, so we constructed our platform round Japan's sturdy gaming and point-collecting tradition,” Miraima founder Keita Adachi advised Bloomberg.
Miraima calls itself “Japan's first'' prediction market and level exercise app. The corporate says in its social media bio that customers can predict outcomes in areas reminiscent of politics and sports activities with out inserting any cash on the road, and redeem appropriate predictions for reward certificates.
The product presentation additionally factors in the identical path. Miraima shows occasion chances, market charts, trending matters, and sports activities classes in a format a lot just like established prediction market platforms reminiscent of Polymarket.

Screenshot of Miraima app interface
Worldwide platforms observe totally different routes
Worldwide carriers are responding otherwise to Japan's regulatory surroundings. Polymarket not too long ago appointed former Jupiter Japan president Mike Eidlin to guide its home efforts.
The corporate has introduced 2030 as its goal for regulatory approval, coinciding with the opening of Japan's first built-in on line casino resort, MGM Osaka.
Elsewhere, Polymarket and Kalshi proceed to accommodate customers in India, regardless of India's evolving regulatory surroundings. In distinction, Japan stays a market the place neither platform presently operates immediately.
What it means for brokers
Japan remains to be closed to conventional prediction market merchandise. On the similar time, the fast progress of points-based platforms means that demand for event-based buying and selling already exists beneath the present authorized framework.
This mannequin is predicated on an necessary authorized distinction. Customers don’t formally place bets or obtain money immediately by way of the platform itself. Legal professionals following the market say the excellence stays defensible beneath present legislation, however future enforcement may in the end take a look at its interpretation.
Japan can also be growing the On line casino Administration Fee's 2026 finances whereas increasing its digital surveillance capabilities. Whether or not points-based prediction markets proceed to function beneath the prevailing framework or grow to be a part of a future regulated market will rely on how regulators select to use present playing legal guidelines.

