{
  lib,
  inputs,
  outputs,
  self,
  kansaiPkgs,
  secrets,
  ...
}:
let
  defaultModules = with inputs; [
    nix-index-database.nixosModules.nix-index
    sops-nix.nixosModules.sops
  ];

  pcModules = [
    inputs.nix-gaming.nixosModules.pipewireLowLatency
  ];
in
{
  flake.nixosConfigurations = with lib; {
    kansai =
      let
        pkgs =
          (kansaiPkgs {
            nixpkgsAllowUnfree = true;
            nixpkgsCudaSupport = true;
          })."x86_64-linux";
      in
      nixosSystem {
        inherit pkgs;

        specialArgs = {
          inherit
            inputs
            outputs
            secrets
            self
            ;
        };

        modules =
          with inputs;
          [
            home-manager.nixosModule
            pia.nixosModules.${pkgs.system}.default
            nur.nixosModules.nur
            chaotic.nixosModules.default
            ./kansai
          ]
          ++ defaultModules
          ++ pcModules;
      };

    himeji = nixosSystem {
      pkgs =
        (kansaiPkgs
          {
          }
        )."x86_64-linux";

      specialArgs = {
        inherit
          inputs
          outputs
          secrets
          self
          ;
      };

      modules = [
        ./himeji
        inputs.disko.nixosModules.disko
      ] ++ defaultModules;
    };

    akashi = nixosSystem {
      modules = [ ./akashi ] ++ defaultModules ++ pcModules;

      pkgs =
        (kansaiPkgs {
          nixpkgsAllowUnfree = true;
        })."x86_64-linux";

      specialArgs = {
        inherit
          inputs
          outputs
          secrets
          self
          ;
      };
    };
  };
}