Media Create: Road to 1.000.000 hardware
PS4 - 46 weeks - 2.500.000 software
WIU - 33 weeks - 1.634.000 software
NSW - 17 weeks - 1.724.000 software
First Party
Total first party sales - > 1,402,903*
Mario Kart 8 Deluxe - 535,636
The Legend of Zelda: Breath of the Wild - 513,038
1-2 Switch - > 224,829*
Arms - 129,400
* Added Week 25, 2017's sales for the game at 20th in MC Charts to 1-2 Switch's LTD for Week 24, 2017 in order to get a ceiling
Third party
Total third party sales - > 321,097
Let's consider all the third party known sales so far
Super Bomberman R -
< 91,923*
Dragon Quest Heroes I-II for Nintendo Switch (as of Week 12, 2017) - 41,419
Seiken Densetsu Collection - 37,728 (as of Week 24, 2017)
Ultra Street Fighter II: The Final Challengers (as of Week 22, 2017) - 21,139
Puyo Puyo Tetris S (as of Week 10, 2017) - 17,323
Minna de Wai Wai! Spelunker (as of Week 16, 2017) - 7,447
Total known sales -
< 216,979
Third party sales still unkown (Disgaea 5: Complete + I am Sestuna + Nobunaga's Ambition: Sphere of Influence with Power Up Kit + Romance of the Three Kingdoms XIII with Power Up Kit + all the other games with weekly sales missing) -
> 104,118
*using SBR's LTD as of Week 27, 2017 as ceiling
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Cross-tracker theory (so, it can't be 100% reliable) by assuming Dengeki post-launch sales were similar to MC's sales outside of Top 20, going with MC debuts
First party
Total first party sales - 1,402,603
Mario Kart 8 Deluxe - 535,636
The Legend of Zelda: Breath of the Wild - 513,038
1-2 Switch - 224,529
Arms - 129,400
Third party
Total third party sales - 321,397
Super Bomberman R -
< 91,923
Dragon Quest Heroes I-II for Nintendo Switch - 58,524 (as of Week 23, 2017) | < 60,079*
Puyo Puyo Tetris S - 40,965 (as of Week 24, 2017) | < 41,876*
Seiken Densetsu Collection - 39,084
Ultra Street Fighter II: The Final Challengers - 24,595 (as of Week 24, 2017) | < 25,506*
Minna de Wai Wai! Spelunker (as of Week 20, 2017) - 14,211 (as of Week 20, 2017) | < 18,275**
* same criteria used for 1-2 Switch, but translated with Dengeki numbers and by using the sales at 50th for each week in order to get a ceiling
** the weakest estimate considering how many recent Dengeki charts it missed
Total theorical sales -
< 276,743
Third party sales for the titles that never appeared on MC top 20 (Disgaea 5: Complete + I am Setsuna + Nobunaga's Ambition: Sphere of Influence with Power Up Kit + Romance of the Three Kingdoms XIII with Power Up Kit) -
> 44,654