mozc

USE flags

• debug - Enable extra debug codepaths, like asserts and extra output. If you want to get meaningful backtraces see https://wiki.gentoo.org/wiki/Project:Quality_Assurance/Backtraces
• emacs - Add support for GNU Emacs
• fcitx4 - Enable support for app-i18n/fcitx 4
• gui - Install graphical user interface tool (mozc_tool)
• ibus - Enable support for app-i18n/ibus
• renderer - Enable native candidate window
• savedconfig - Use this to restore your config from /etc/portage/savedconfig ${CATEGORY}/${PN}. Make sure your USE flags allow for appropriate dependencies
• test - Enable dependencies and/or preparations necessary to run tests (usually controlled by FEATURES=test but can be toggled independently)