The benchmark 10-year JGB futures gained 0.09 point to 152.58, while the 10-year cash JGB yield dropped half-a-basis point to minus 0.040pc.
At the shorter end of the market, the five-year yield lost half-a-basis point to minus 0.135pc, while the two-year yield stood flat at minus 0.145pc.
The 20-year and the 30-year yields fell 1.5 basis points each to 0.240pc and 0.370pc, respectively.
Japan's economy contracted at an annualised pace of 6.3pc in October-December period, data showed on Monday, shrinking at the fastest pace in almost six years and raising the risk it could again slide into recession. Economists' median estimate was for a 3.7pc contraction.