Tokyo Yakult Swallows vs Hiroshima Toyo Carp

This market covers the NPB Central League matchup between the Hiroshima Toyo Carp and the Tokyo Yakult Swallows, scheduled for July 9, 2026. The Kalshi and Polymarket contracts resolve simply to whichever club wins, with tie-game provisions built in, while Azuro also lists a draw outcome. Hiroshima is treated as the favourite across all three books, with Kalshi and Polymarket both pricing the Carp at 60.0% and Azuro slightly lower at 57.8%. The Swallows sit at 41.0% on Kalshi, 40.0% on Polymarket, and 39.7% on Azuro, while Azuro assigns 15.8% to a draw — a meaningful tail risk the binary books effectively ignore. The cross-platform spread on the favourite is essentially zero between Kalshi and Polymarket, with Azuro's slightly softer Carp number explained by its separate draw line pulling probability mass off both sides. Kalshi is carrying by far the most volume at roughly $11,200, giving its 60.0/41.0 line the most weight. Recent form supports the market's lean toward Hiroshima. Hiroshima's previous match was against the Hanshin Tigers in NPB, with the game ending 6-4 in favour of Hanshin, while Tokyo Yakult's prior fixture ended 4-6 against the Yokohama DeNA BayStars. Historically, the two teams have played 298 games since 2014, with Hiroshima winning 152 to Yakult's 131, reinforcing the Carp's edge. The cross-platform takeaway: books agree Hiroshima is a moderate ~60% favourite, with the only real disagreement being how much probability to reserve for a draw.