Tomodachi and the impossible graph

[TWRoO]

Or even better, Brain Training in Europe (well... Total Others regions)
http://vgchartz.com/swlaunch.php?reg1=Japan&game1=Tomodachi+Collection+-+DS[35684]&reg2=Others&game2=Brain+Age%3A+Train+Your+Brain+in+Minutes+a+Day+-+DS[2948]&reg3=Others&game3=Nintendogs+-+DS[1657]&weeks=88&weekly=1

Launched with less than 33k... 18 months later it had a week of 385k