A post by @FirstSquawk on X.

Japan’s 30-year government bond auction drew a tail of 0.35, up from 0.16 at the prior sale, signaling weaker demand at the long end of the curve. The wider tail—the gap between the average and lowest accepted yields—points to investors demanding more compensation to absorb extended-duration JGB supply. The result matters because sloppy long-end auctions can pressure global yields and spill over into currency and risk-asset markets. Watch follow-through in 30-year JGB yields, the yen, and demand at upcoming long-dated debt sales for signs of broader duration stress.