Jabbamk1 on 24 January 2015
Just to give this some more data.(USA)
It took 4 months for Hyrule Warriors to get to 370k + DD (20k+)
It took 25 months for Dynasty Warriors 3 to exceed 390k+ (on PS2)
It took 13 months for Dynasty Warriors 4 to exceed 390k+ (on PS2)