diff --git a/src/vocabulary.ts b/src/vocabulary.ts
index c643c64..ddf034e 100644
--- a/src/vocabulary.ts
+++ b/src/vocabulary.ts
@@ -435,6 +435,10 @@ export const items = [
 	'蛇口',
 	'彁',
 	'鬮',
+	'1円玉',
+	'ト音記号',
+	'ポータル',
+	'国家予算',
 ];
 
 export const and = [