diff --git a/denops/ddu/types.ts b/denops/ddu/types.ts
index e17f675..fd1849b 100644
--- a/denops/ddu/types.ts
+++ b/denops/ddu/types.ts
@@ -162,6 +162,11 @@ export type ItemStatus = {
   time?: number;
 };
 
+export type ItemInfo = {
+  text: string;
+  hl_group?: string;
+};
+
 export type Item<
   ActionData extends unknown = unknown,
 > = {
@@ -176,6 +181,7 @@ export type Item<
   treePath?: TreePath;
   isExpanded?: boolean;
   isTree?: boolean;
+  info?: ItemInfo[];
 };
 
 // For internal type
diff --git a/doc/ddu.txt b/doc/ddu.txt
index d67222b..73f1e24 100644
--- a/doc/ddu.txt
+++ b/doc/ddu.txt
@@ -1323,6 +1323,18 @@ isTree			(boolean)			(Optional)
 		The item is tree.
 		NOTE: The attribute must be set to support tree feature.
 
+                                                     *ddu-item-attribute-info*
+info			(object[])			(Optional)
+
+		The list of additional information.
+		Some UI support the feature.
+
+		text			(string)
+		The additional text.
+
+		hl_group		(string)
+		|:highlight| group.  Please see |highlight-groups|.
+
                                                      *ddu-item-attribute-kind*
 kind			(string)			(Optional)
 		The kind name.