Japan heads to the polls on Sunday, Feb. 8, and Polymarket traders are pricing in a near-lock: Prime Minister Sanae Takaichi is staying in power.Why it matters: Markets are trading on the expectation of aggressive policy continuity—massive fiscal stimulus, a slower path to interest rate hikes from the Bank of Japan, and a significantly tougher security posture. The yen has been trading heavy ahead of the vote, with USD/JPY hovering near the 157 level.What Polymarket is SignalingTraders are effectively betti ...