Wednesday, August 26, 2026
Source trace. Via News points to the documents behind its reporting and shows what we drew from each — so you can check any claim. How we source
Source document· June 29, 2026

Prediction Markets Emerge in Japan, With Shopping Vouchers

View original at finance.yahoo.com
Prediction Markets Emerge in Japan, With Shopping Vouchers (Bloomberg) -- Even as prediction platforms like Polymarket and Kalshi surged into the global mainstream in recent years, Japan — like its Asian neighbors China and South Korea — remained a no-go zone due to strict anti-gambling regulations…
Opening lines of the source · short snapshot — read the full document at the original

What we drew from this source

The claims Via News extracted from this document. We point to the source; we don't replace it.

  • Japan's nascent prediction market platforms are closely modeled on Polymarket and Kalshi in that they enable users to bet on outcomes of live events, but unlike those platforms no money changes hands — the entire system is built on non-monetary virtual tokens

    60% confidence
  • He compulsively opens the prediction apps whenever he has a spare moment or when there is news that might move the odds

    60% confidence
  • Japan, like China and South Korea, remained a no-go zone for prediction platforms due to strict anti-gambling regulations, but new startups are finding ways to skirt the rules

    60% confidence
  • Prediction market apps are addictive; he has earned more than 10,000 yen a month in points on Miraima and similar apps

    60% confidence
  • Miraima is seven months old and is Japan's largest prediction market platform, spearheaded by Gen Z entrepreneurs

    60% confidence
  • Japan's pachinko industry is worth approximately $100 billion and employs an indirect payout system that prediction market apps emulate as a legal workaround

    60% confidence
  • Miraima has amassed close to 1 million monthly users since its debut in November, helped by interest in recent sporting events like the World Cup

    60% confidence
What we know · the intelligence behind this page
Live from the substrate
What we're seeing
AI Leadership Exodus Rattles Investor Confidence Amid Capex Boom
High-profile departures at top AI labs — Brad Lightcap's exit from OpenAI and an unnamed researcher's departure from Alphabet/Google that triggered a share-price drop — are surfacing talent retention as a market risk factor even as hyperscalers pour record capital into AI infrastructure. The reaction shows investors treating key-person risk at frontier AI labs as material to valuation, a new fragility layered onto an otherwise bullish AI-driven capex cycle.
Our read on the data ›
Signals we're tracking
EPKINLY Regulatory-Clinical Success Cascade
High probability of expanded label indications, additional combination approvals, and competitive positioning strength in follicular lymphoma market. Predicts positive commercial uptake and potential accelerated review for related indications.
Patterns we're watching ›
Where sources disagree
Broadcom Inc.
Both facts report EPS for Broadcom Inc. for the same fiscal period (Q1 2026) observed on the same date (2026-02-01). However, they report conflicting values: 1.5 USD per share vs 2.05 USD per share. This is a 37% difference for the identical metric and time period, not a value change over time.
We flag conflicts openly ›
Recently verified
Checked against the original source
4,978
facts traced to their source — and we flag the ones that don't hold up.
101 entities tracked4,978 facts checked against source5,251 source documents archived
Query this data → isubstrate.com
Prediction Markets Emerge in Japan, With Shopping Vouchers — Source | Via News | ViaNews Market