  We report the new measurement of D0 - D0bar mixing in decays to K+K- and
pi+pi- final states that is based on the total Belle data sample of 976 /fb.
The preliminary results are y_CP=(1.11 +- 0.22 +- 0.11)% and A_Gamma=(-0.03 +-
0.20 +- 0.08)%.
