$summary
There's an overlay of its ebuilds in https://gitorious.org/gentoo-overlay-eliasp/public-overlay/trees/master/media-sound/tomahawk
Live ebuild can be found in kde overlay. Please test it.
I just added an ebuild for the 0.2.2 release to the KDE overlay.
Replaced 0.2.2 with 0.2.3 in overlay.
dep media-libs/libechonest-1.1.9 in tree see bug #379711
media-sound/tomahawk-0.3.0 bumped in kde overlay.
In tree, enjoy.