diff --git a/lib/generators/jsonapi/swagger/swagger_generator.rb b/lib/generators/jsonapi/swagger/swagger_generator.rb
index f8b53a5..4e21d71 100644
--- a/lib/generators/jsonapi/swagger/swagger_generator.rb
+++ b/lib/generators/jsonapi/swagger/swagger_generator.rb
@@ -117,11 +117,23 @@ module Jsonapi
       resource_klass.mutable?
     end
 
+    def attribute_default
+      Jsonapi::Swagger.attribute_default
+    end
+
+    def transform_method
+      @transform_method ||= resource_klass.transform_method if resource_klass.respond_to?(:transform_method)
+    end
+
     def columns_with_comment(need_encoding: true)
       @columns_with_comment ||= {}.tap do |clos|
+        clos.default_proc = proc do |h, k|
+          h[k] = attribute_default
+        end
         model_klass.columns.each do |col|
-          clos[col.name.to_sym] = { type: swagger_type(col), items_type: col.type, is_array: col.array,  nullable: col.null, comment: col.comment }
-          clos[col.name.to_sym][:comment] = safe_encode(col.comment) if need_encoding
+          col_name = transform_method ? col.name.send(transform_method) : col.name
+          clos[col_name.to_sym] = { type: swagger_type(col), items_type: col.type, is_array: col.array,  nullable: col.null, comment: col.comment }
+          clos[col_name.to_sym][:comment] = safe_encode(col.comment) if need_encoding
         end
       end
     end
@@ -136,6 +148,11 @@ module Jsonapi
       end
     end
 
+    def relation_table_name(relation)
+      return relation.class_name.tableize if relation.respond_to?(:class_name)
+      return relation.name if relation.respond_to?(:name)
+    end
+
     def t(key, options={})
       content = tt(key, options)
       safe_encode(content)
diff --git a/lib/generators/jsonapi/swagger/templates/swagger.json.erb b/lib/generators/jsonapi/swagger/templates/swagger.json.erb
index 8c3a44c..6793887 100644
--- a/lib/generators/jsonapi/swagger/templates/swagger.json.erb
+++ b/lib/generators/jsonapi/swagger/templates/swagger.json.erb
@@ -18,7 +18,7 @@
         end
         parameters << { name: :"fields[#{route_resouces}]", in: :query, type: :string, description: tt(:display_field), required: false }
         relationships.each_value do |relation|
-          parameters << { name: :"fields[#{relation.class_name.tableize}]", in: :query, type: :string, description: tt(:display_field), required: false }
+          parameters << { name: :"fields[#{relation_table_name(relation)}]", in: :query, type: :string, description: tt(:display_field), required: false }
         end
       end
     end
@@ -31,7 +31,7 @@
         end
         parameters << { name: :"fields[#{route_resouces}]", in: :query, type: :string, description: tt(:display_field), required: false }
         relationships.each_value do |relation|
-          parameters << { name: :"fields[#{relation.class_name.tableize}]", in: :query, type: :string, description: tt(:display_field), required: false }
+          parameters << { name: :"fields[#{relation_table_name(relation)}]", in: :query, type: :string, description: tt(:display_field), required: false }
         end
       end
     end
diff --git a/lib/generators/jsonapi/swagger/templates/swagger.rb.erb b/lib/generators/jsonapi/swagger/templates/swagger.rb.erb
index 1099dae..7305d8e 100644
--- a/lib/generators/jsonapi/swagger/templates/swagger.rb.erb
+++ b/lib/generators/jsonapi/swagger/templates/swagger.rb.erb
@@ -26,7 +26,7 @@ RSpec.describe '<%= resouces_name %>', type: :request do
 <% end -%>
       parameter name: :'fields[<%= route_resouces %>]', in: :query, type: :string, description: '<%= t(:display_field) %>', required: false
 <% relationships.each_value do |relation| -%>
-      parameter name: :'fields[<%= relation.class_name.tableize %>]', in: :query, type: :string, description: '<%= t(:display_field) %>', required: false
+      parameter name: :'fields[<%= relation_table_name(relation) %>]', in: :query, type: :string, description: '<%= t(:display_field) %>', required: false
 <% end -%>
       response '200', '<%= t(:get_list) %>' do
         schema type: :object,
@@ -113,7 +113,7 @@ RSpec.describe '<%= resouces_name %>', type: :request do
 <% end -%>
       parameter name: :'fields[<%= route_resouces %>]', in: :query, type: :string, description: '<%= t(:display_field) %>', required: false
 <% relationships.each_value do |relation| -%>
-      parameter name: :'fields[<%= relation.class_name.tableize %>]', in: :query, type: :string, description: '<%= t(:display_field) %>', required: false
+      parameter name: :'fields[<%= relation_table_name(relation) %>]', in: :query, type: :string, description: '<%= t(:display_field) %>', required: false
 <% end -%>
       response '200', '<%= t(:get_detail) %>' do
         schema type: :object,
diff --git a/lib/jsonapi/swagger.rb b/lib/jsonapi/swagger.rb
index 4084ce6..9c0c689 100644
--- a/lib/jsonapi/swagger.rb
+++ b/lib/jsonapi/swagger.rb
@@ -35,6 +35,10 @@ module Jsonapi
       def use_rswag
         @use_rswag ||= false
       end
+
+      def attribute_default
+        @attribute_default ||= { type: :string, nullable: true, comment: nil }
+      end
     end
   end
 end
diff --git a/lib/jsonapi/swagger/resource.rb b/lib/jsonapi/swagger/resource.rb
index b7f54e7..2d31859 100644
--- a/lib/jsonapi/swagger/resource.rb
+++ b/lib/jsonapi/swagger/resource.rb
@@ -17,6 +17,13 @@ module Jsonapi
           end
           require 'jsonapi/swagger/resources/serializable_resource'
           return Jsonapi::Swagger::SerializableResource.new(@resource_class)
+        elsif Object.const_defined?("#{model_class_name}Serializer")
+          @resource_class = "#{model_class_name}Serializer".safe_constantize
+          unless @resource_class < FastJsonapi::ObjectSerializer
+            raise Jsonapi::Swagger::Error, "#{@resource_class.class} is not Subclass of FastJsonapi::ObjectSerializer!"
+          end
+          require 'jsonapi/swagger/resources/fast_jsonapi_resource'
+          return Jsonapi::Swagger::FastJsonapiResource.new(@resource_class)
         else
           raise Jsonapi::Swagger::Error, "#{model_class_name} not support!"
         end
diff --git a/lib/jsonapi/swagger/resources/fast_jsonapi_resource.rb b/lib/jsonapi/swagger/resources/fast_jsonapi_resource.rb
new file mode 100644
index 0000000..213b151
--- /dev/null
+++ b/lib/jsonapi/swagger/resources/fast_jsonapi_resource.rb
@@ -0,0 +1,39 @@
+require 'forwardable'
+module Jsonapi
+  module Swagger
+    class FastJsonapiResource
+      extend Forwardable
+
+      def_delegators :@jr, :attributes_to_serialize, :relationships_to_serialize, :sortable_fields,
+                           :creatable_fields, :updatable_fields, :filters, :mutable?, :transform_method
+
+      def initialize(jr)
+        @jr = jr
+      end
+
+      alias attributes attributes_to_serialize
+      alias relationships relationships_to_serialize
+
+      # TODO: fast_jsonapi resource
+      def sortable_fields
+        []
+      end
+
+      def creatable_fields
+        []
+      end
+
+      def updatable_fields
+        []
+      end
+
+      def filters
+        []
+      end
+
+      def mutable?
+        false
+      end
+    end
+  end
+end
\ No newline at end of file