diff --git a/pkgs/by-name/ka/kanagawa-gtk-theme/package.nix b/pkgs/by-name/ka/kanagawa-gtk-theme/package.nix
new file mode 100644
index 000000000000..669762e85032
--- /dev/null
+++ b/pkgs/by-name/ka/kanagawa-gtk-theme/package.nix
@@ -0,0 +1,42 @@
+{ lib
+, stdenvNoCC
+, fetchFromGitHub
+, gtk3
+, gtk-engine-murrine
+}:
+stdenvNoCC.mkDerivation {
+  pname = "kanagawa-gtk-theme";
+  version = "unstable-2023-07-03";
+
+  src = fetchFromGitHub {
+    owner = "Fausto-Korpsvart";
+    repo = "Kanagawa-GKT-Theme";
+    rev = "35936a1e3bbd329339991b29725fc1f67f192c1e";
+    hash = "sha256-BZRmjVas8q6zsYbXFk4bCk5Ec/3liy9PQ8fqFGHAXe0=";
+  };
+
+  nativeBuildInputs = [
+    gtk3
+  ];
+
+  propagatedUserEnvPkgs = [
+    gtk-engine-murrine
+  ];
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out/share/themes
+    cp -a themes/* $out/share/themes
+
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    description = "A GTK theme with the Kanagawa colour palette";
+    homepage = "https://github.com/Fausto-Korpsvart/Kanagawa-GKT-Theme";
+    license = licenses.gpl3Only;
+    maintainers = with maintainers; [ iynaix ];
+    platforms = platforms.all;
+  };
+}