So Switch is currently at 3.178.100, so 3m in 10 months.
01./02. [NSW] Super Mario Odyssey # <ACT> (Nintendo) {2017.10.27} (¥5.980) - 209.630 / 1.292.281 (+57%)
04./04. [NSW] Splatoon 2 # <ACT> (Nintendo) {2017.07.21} (¥5.980) - 137.607 / 1.668.466 (+95%)
05./05. [NSW] Mario Kart 8 Deluxe <RCE> (Nintendo) {2017.04.28} (¥5.980) - 100.205 / 1.045.438 (+98%)
If Switch sales around 150k next week, it will pass LT Wii U sales.