nix-config/hosts/common/optional/desktop/japanese.nix

{pkgs, ...}: {
  i18n.inputMethod = {
    enabled = "fcitx5";
    fcitx5.addons = with pkgs; [
      fcitx5-mozc
      fcitx5-gtk
    ];
    fcitx5.waylandFrontend = true;
  };
  fonts.packages = with pkgs; [
    noto-fonts-cjk-sans
  ];
}