I mean if we are talking total sales for MHW we gotta look at used sales as well since that's one reason digital isn't gaining substantial momentum in Japan.
Media Create Sales
Monster Hunter: World - Iceborne Master Edition - 443.388
Monster Hunter: World - 2.031.129
Monster Hunter Generations Ultimate - 1.583.519
Monster Hunter Generations - 2.796.303
Media Create Sales Used
Monster Hunter: World - 450.365
Monster Hunter Generations Ultimate - 273.949
Monster Hunter Generations - 657.961
Just as a comparison some more data from Media-Create 2019 CY Used Sales:
Dragon Quest XI: Echoes of an Elusive Age (PS4) - 454.757
Dragon Quest XI: Echoes of an Elusive Age (3DS) - 307.177
Final Fantasy XV - 342.375
Mario Kart 8 Deluxe - 912.650
Splatoon 2 - 713.348
The Legend of Zelda: Breath of the Wild - 585.652