diff --git a/lib/flgen.rb b/lib/flgen.rb
index 30c3a25..a32b840 100644
--- a/lib/flgen.rb
+++ b/lib/flgen.rb
@@ -13,5 +13,6 @@
 require_relative 'flgen/formatter'
 require_relative 'flgen/file_list_formatter'
 require_relative 'flgen/vivado_tcl_formatter'
+require_relative 'flgen/genus_tcl_formatter'
 require_relative 'flgen/file_list_xsim_formatter'
 require_relative 'flgen/cli'
diff --git a/lib/flgen/common_tcl_formatter.rb b/lib/flgen/common_tcl_formatter.rb
new file mode 100644
index 0000000..f181aea
--- /dev/null
+++ b/lib/flgen/common_tcl_formatter.rb
@@ -0,0 +1,41 @@
+# frozen_string_literal: true
+
+module FLGen
+  class CommonTCLFormatter < Formatter
+    def format_header_line(line)
+      "#  #{line}"
+    end
+
+    def pre_macros(io)
+      io.puts('set flgen_defines {}')
+    end
+
+    def format_macro(macro, value)
+    end
+
+    def post_macros(io)
+    end
+
+    def pre_include_directories(io)
+      io.puts('set flgen_include_directories {}')
+    end
+
+    def format_include_directory(directory)
+      "lappend flgen_include_directories \"#{directory}\""
+    end
+
+    def post_include_directories(io)
+    end
+
+    def pre_source_files(io)
+      io.puts('set flgen_source_files {}')
+    end
+
+    def format_file_path(path)
+      "lappend flgen_source_files \"#{path}\""
+    end
+
+    def post_source_files(io)
+    end
+  end
+end
diff --git a/lib/flgen/genus_tcl_formatter.rb b/lib/flgen/genus_tcl_formatter.rb
new file mode 100644
index 0000000..4e4f981
--- /dev/null
+++ b/lib/flgen/genus_tcl_formatter.rb
@@ -0,0 +1,26 @@
+# frozen_string_literal: true
+
+require_relative 'common_tcl_formatter'
+
+module FLGen
+  class GenusTCLFormatter < CommonTCLFormatter
+    def format_macro(macro, value)
+      if value.nil?
+        "lappend flgen_defines -define #{macro}"
+      else
+        "lappend flgen_defines -define #{macro}=#{value}"
+      end
+    end
+
+    def post_include_directories(io)
+      io.puts("set_db init_hdl_search_path $flgen_include_directories")
+    end
+
+    def post_source_files(io)
+      io.puts("if {![info exists flgen_defines]} {set flgen_defines {}}")
+      io.puts("read_hdl -lib worklib {*}$flgen_defines -sv $flgen_source_files")
+    end
+
+    Formatter.add_formatter(:'genus-tcl', self)
+  end
+end
diff --git a/lib/flgen/vivado_tcl_formatter.rb b/lib/flgen/vivado_tcl_formatter.rb
index 61b1d30..d2db744 100644
--- a/lib/flgen/vivado_tcl_formatter.rb
+++ b/lib/flgen/vivado_tcl_formatter.rb
@@ -1,15 +1,9 @@
 # frozen_string_literal: true
 
-module FLGen
-  class VivadoTCLFormatter < Formatter
-    def format_header_line(line)
-      "#  #{line}"
-    end
-
-    def pre_macros(io)
-      io.puts('set flgen_defines {}')
-    end
+require_relative 'common_tcl_formatter'
 
+module FLGen
+  class VivadoTCLFormatter < CommonTCLFormatter
     def format_macro(macro, value)
       if value.nil?
         "lappend flgen_defines \"#{macro}\""
@@ -22,26 +16,10 @@ def post_macros(io)
       io.puts('set_property verilog_define $flgen_defines [current_fileset]')
     end
 
-    def pre_include_directories(io)
-      io.puts('set flgen_include_directories {}')
-    end
-
-    def format_include_directory(directory)
-      "lappend flgen_include_directories \"#{directory}\""
-    end
-
     def post_include_directories(io)
       io.puts('set_property include_dirs $flgen_include_directories [current_fileset]')
     end
 
-    def pre_source_files(io)
-      io.puts('set flgen_source_files {}')
-    end
-
-    def format_file_path(path)
-      "lappend flgen_source_files \"#{path}\""
-    end
-
     def post_source_files(io)
       io.puts('add_files -fileset [current_fileset] $flgen_source_files')
     end
diff --git a/spec/flgen/cli_spec.rb b/spec/flgen/cli_spec.rb
index 4484f13..411234c 100644
--- a/spec/flgen/cli_spec.rb
+++ b/spec/flgen/cli_spec.rb
@@ -139,6 +139,40 @@ def expand_sample_path(path)
       end
     end
 
+    context '--format=genus-tclが指定された場合' do
+      let(:output) do
+        'out.tcl'
+      end
+
+      before do
+        allow(File).to receive(:open).with(output, 'w').and_yield(io)
+      end
+
+      it 'genusで読み込み可能なTCLを書き出す' do
+        cli.run(["--output=#{output}", '--format=genus-tcl', file_list])
+        expect(io.string).to eq(<<~TCL)
+          #  flgen version #{FLGen::VERSION}
+          #  applied arguments
+          #    --output=#{output}
+          #    --format=genus-tcl
+          #    #{file_list}
+          set flgen_defines {}
+          lappend flgen_defines -define #{macros[0]}
+          lappend flgen_defines -define #{macros[1]}
+          set flgen_include_directories {}
+          lappend flgen_include_directories "#{include_directories[0]}"
+          lappend flgen_include_directories "#{include_directories[1]}"
+          set_db init_hdl_search_path $flgen_include_directories
+          set flgen_source_files {}
+          lappend flgen_source_files "#{files[0]}"
+          lappend flgen_source_files "#{files[1]}"
+          lappend flgen_source_files "#{files[2]}"
+          if {![info exists flgen_defines]} {set flgen_defines {}}
+          read_hdl -lib worklib {*}$flgen_defines -sv $flgen_source_files
+        TCL
+      end
+    end
+
     context '--format=filelist-xsimが指定された場合' do
       let(:output) do
         'out.f'