media-fonts/mplus-outline-fonts-0_pre30 with USE="ipafont" fails to emerge. There are two issues. 1.) To run m++ipa.pe needs ipag.ttf (It is provided by >=media-fonts/ja-ipafont-003.02), but mplus-outline-fonts-0_pre30.ebuild pulls >=media-fonts/ja-ipafont-003.01. 2.) >=media-fonts/ja-ipafont-003.02 provides /usr/share/fonts/ja-ipafonts/ipag.ttf, but mplus-outline-fonts-0_pre30.ebuild attempts to prepare ipag.otf. Regards.
Fixed in cvs.