Zelda:TP Wii is exactly tied with Zelda:LttP!

[damkira]

Joeron said:
The list also suggest that Zelda has a very loyal and growing fanbase. In Japan it's getting smaller though.

 The market for home console games in Japan in general seems to be getting smaller, but Phantom Hourglass outsold The Wind Waker so people still like the Zelda series very much.