Will 3DS outsell PS2 lifetime in Japan?

[Ryng]

What do you think?

PS2 have sold around +23,000,000 unit, and 3DS is at +18,000,000 by end of 2014.

I think that will happen!

2015: 2,500,000 (20.5m)
2016: 1,700,000 (22.2m)
2017: 800,000 (23m) (4DS released)
Other 300,000/400,000 in 2018/2019

Discuss!