diff --git a/plugin/kintone-addins/src/actions/counter-check.ts b/plugin/kintone-addins/src/actions/counter-check.ts
index d5ebae1..d107a60 100644
--- a/plugin/kintone-addins/src/actions/counter-check.ts
+++ b/plugin/kintone-addins/src/actions/counter-check.ts
@@ -6,7 +6,7 @@ import {  IAction,IActionResult, IActionNode, IActionProperty, IField} from "../
 interface IStrCountCheckProps{
     field:IField;//チェックするフィールドの対象
     message:string;//エラーメッセージ
-    strExpression:string;//
+    maxLength:number;//
 }
 /**
  * 正規表現チェックアクション
@@ -21,7 +21,7 @@ export class StrCountCheckAciton implements IAction{
         this.props={
             field:{code:''},
             message:'',
-            strExpression:''
+            maxLength:0
         }
         //アクションを登録する
         this.register();
@@ -48,10 +48,10 @@ export class StrCountCheckAciton implements IAction{
             //条件式の計算結果を取得
             const record = event.record;
             const value = record[this.props.field.code].value;
-            const strCheck = this.props.strExpression;
+            const maxLength = this.props.maxLength;
             if(value === undefined || value === '' ){
                 return result;
-            }else if(strCheck < value.length){
+            }else if(maxLength < value.length){
                 record[this.props.field.code].error = this.props.message;
             }else{
                 result= {