diff --git a/hwe/b_troop.php b/hwe/b_troop.php
index 095a90c4..b3040501 100644
--- a/hwe/b_troop.php
+++ b/hwe/b_troop.php
@@ -196,7 +196,7 @@ foreach ($troops as $troopNo=>$troop) {
 <table width=1000 class='tb_layout bg0'>
     <tr>
         <td width=80 id=bg1>부 대 명</td>
-        <td width=130><input type=text style=color:white;background-color:black; size=18 maxlength=9 name=name></td>
+        <td width=130><input type=text style=color:white;background-color:black; size=18 maxlength=18 name=name></td>
     <?php if($me['troop'] == 0): ?>
         <td><input type=submit name=btn value='부 대 창 설'></td>
     <?php else: ?>
diff --git a/hwe/c_troop.php b/hwe/c_troop.php
index 1cb77c25..8efeb362 100644
--- a/hwe/c_troop.php
+++ b/hwe/c_troop.php
@@ -19,6 +19,11 @@ $db = DB::db();
 
 $me = $db->queryFirstRow('SELECT `no`, nation, troop FROM general WHERE `owner`=%i', $userID);
 
+
+if($name && mb_strwidth($name) > 18){
+    $name = mb_strimwidth($name, 0, 18);
+}
+
 $name = trim($name);
 if($btn == "부 대 창 설" && $name != "" && $me['troop'] == 0) {
     $db->insert('troop',[
diff --git a/hwe/j_set_general_command.php b/hwe/j_set_general_command.php
index 52dbcc90..8758b8cb 100644
--- a/hwe/j_set_general_command.php
+++ b/hwe/j_set_general_command.php
@@ -38,8 +38,8 @@ $defaultCheck = [
     'integerArray'=>[
         'destNationIDList', 'destGeneralIDList'
     ],
-    'lengthBetween'=>[
-        ['nationName', 1, 9]
+    'stringWidthBetween'=>[
+        ['nationName', 1, 18]
     ]
 ];
 
diff --git a/hwe/join.php b/hwe/join.php
index e74a09b9..68e2c861 100644
--- a/hwe/join.php
+++ b/hwe/join.php
@@ -92,7 +92,7 @@ echo getInvitationList($nationList);
         <tr>
             <td width=498 align=right id=bg1>장수명</td>
             <td colspan=2>
-                <input type=text name=name maxlength=9 size=18 style=color:white;background-color:black; value=<?=$member['name']?>>(9글자 이내)
+                <input id="generalName" type=text name=name maxlength=18 size=18 style="color:white;background-color:black;" value="<?=$member['name']?>">(전각 9글자, 반각 18글자 이내)
             </td>
         </tr>
 <?php
diff --git a/hwe/join_post.php b/hwe/join_post.php
index a51a7cc2..034bcf59 100644
--- a/hwe/join_post.php
+++ b/hwe/join_post.php
@@ -18,7 +18,7 @@ $v
     'intel',
     'character',
 ])
-->rule('lengthBetween', 'name', 1, 9)
+->rule('stringWidthBetween', 'name', 1, 18)
 ->rule('min', [
     'leader',
     'power',
@@ -98,14 +98,14 @@ if ($gameStor->maxgeneral <= $gencount) {
       </script>");
     exit;
 }
-if (mb_strlen($name) < 1) {
+if ($name == '') {
     echo("<script>
       window.alert('이름이 짧습니다. 다시 가입해주세요!')
       history.go(-1)
       </script>");
     exit;
 }
-if (mb_strlen($name) > 9) {
+if (mb_strwidth($name) > 18) {
     echo("<script>
       window.alert('이름이 유효하지 않습니다. 다시 가입해주세요!')
       history.go(-1)
diff --git a/hwe/js/common.js b/hwe/js/common.js
index 32cfb77c..d8476ed9 100644
--- a/hwe/js/common.js
+++ b/hwe/js/common.js
@@ -32,6 +32,60 @@ function isInt(n) {
     return +n === n && !(n % 1);
 }
 
+;(function(ns){
+    //https://gist.github.com/demouth/3217440
+	/**
+	 * mb_strwidth
+	 * @param String
+	 * @return int
+	 * @see http://php.net/manual/ja/function.mb-strwidth.php
+	 */
+	var mb_strwidth = function(str){
+		var i=0,l=str.length,c='',length=0;
+		for(;i<l;i++){
+			c=str.charCodeAt(i);
+			if(0x0000<=c&&c<=0x0019){
+				length += 0;
+			}else if(0x0020<=c&&c<=0x1FFF){
+				length += 1;
+			}else if(0x2000<=c&&c<=0xFF60){
+				length += 2;
+			}else if(0xFF61<=c&&c<=0xFF9F){
+				length += 1;
+			}else if(0xFFA0<=c){
+				length += 2;
+			}
+		}
+		return length;
+	};
+	
+	/**
+	 * mb_strimwidth
+	 * @param String
+	 * @param int
+	 * @param int
+	 * @param String
+	 * @return String
+	 * @see http://www.php.net/manual/ja/function.mb-strimwidth.php
+	 */
+	var mb_strimwidth = function(str,start,width,trimmarker){
+		if(typeof trimmarker === 'undefined') trimmarker='';
+		var trimmakerWidth = mb_strwidth(trimmarker),i=start,l=str.length,trimmedLength=0,trimmedStr='';
+		for(;i<l;i++){
+			var charCode=str.charCodeAt(i),c=str.charAt(i),charWidth=mb_strwidth(c),next=str.charAt(i+1),nextWidth=mb_strwidth(next);
+			trimmedLength += charWidth;
+			trimmedStr += c;
+			if(trimmedLength+trimmakerWidth+nextWidth>width){
+				trimmedStr += trimmarker;
+				break;
+			}
+		}
+		return trimmedStr;
+	};
+	ns.mb_strwidth   = mb_strwidth;
+	ns.mb_strimwidth = mb_strimwidth;
+})(window);
+
 /**
  * object의 array를 id를 key로 삼는 object로 재 변환
  * @param {Array.{id: Object}} arr id를 가진 object의 array
diff --git a/hwe/js/join.js b/hwe/js/join.js
index 26ce6d38..159fcc72 100644
--- a/hwe/js/join.js
+++ b/hwe/js/join.js
@@ -164,7 +164,24 @@ jQuery(function($){
         }
     });
 
+    var $generalName = $('#generalName');
+    if($generalName.on('change keyup paste', function(){
+        var generalName = $generalName.val();
+        var len = mb_strwidth(generalName);
+        if(len == 0 || len > 18){
+            $generalName.css('color','red');
+        }
+        else{
+            $generalName.css('color','white');
+        }
+    }));
+
     $('#join_form').submit(function(){
+        var generalName = $generalName.val();
+        if(mb_strwidth(generalName) > 18){
+            alert('장수 이름이 너무 깁니다!');
+            return false;
+        }
         var currentStatTotal = parseInt($leader.val()) + parseInt($power.val()) + parseInt($intel.val());
         if(currentStatTotal < defaultStatTotal){
             if(!confirm('현재 능력치 총합은 {0}으로, {1}보다 낮습니다. 장수 생성을 진행할까요?'.format(currentStatTotal, defaultStatTotal))){
diff --git a/hwe/processing.php b/hwe/processing.php
index edbe8317..488d70d1 100644
--- a/hwe/processing.php
+++ b/hwe/processing.php
@@ -1306,7 +1306,7 @@ function command_46($turn, $command) {
 - 명 가 : <font color=cyan>기술↑ 인구↑</font> <font color=magenta>쌀수입↓ 수성↓</font><br>
 
 <form name=form1 action=c_double.php method=post>
-국명 : <input type=text name=name size=18 maxlength=9 style=text-align:right;color:white;background-color:black>
+국명 : <input type=text name=name size=18 maxlength=18 style=text-align:right;color:white;background-color:black>
 색깔 : <select name=double size=1>
 <?php
         foreach(GetNationColors() as $idx=>$color) {
@@ -1643,7 +1643,7 @@ function command_53($turn, $command) {
 
     echo "
             </select>
-        통합국명 : <input type=text name=nationname size=18 maxlength=9 style=text-align:right;color:white;background-color:black>
+        통합국명 : <input type=text name=nationname size=18 maxlength=18 style=text-align:right;color:white;background-color:black>
         <input type=submit value=통합제의>
         <input type=hidden name=command value=$command>";
     for($i=0; $i < count($turn); $i++) {
diff --git a/hwe/sammo/Command/General/che_건국.php b/hwe/sammo/Command/General/che_건국.php
index 6d453103..4b033f02 100644
--- a/hwe/sammo/Command/General/che_건국.php
+++ b/hwe/sammo/Command/General/che_건국.php
@@ -17,6 +17,7 @@ use function \sammo\{
 
 use \sammo\Constraint\Constraint;
 use sammo\CityConst;
+use function sammo\getNationTypeClass;
 
 
 
@@ -26,7 +27,7 @@ class che_건국 extends Command\GeneralCommand{
     protected function argTest():bool{
         $nationName = $this->arg['nationName']??null;
         $nationType = $this->arg['nationType']??null;
-        $colorType = $this->arg['colotType']??null;
+        $colorType = $this->arg['colorType']??null;
 
         if($nationName === null || $nationType === null || $colorType === null){
             return false;
@@ -36,6 +37,23 @@ class che_건국 extends Command\GeneralCommand{
             return false;
         }
 
+        if(mb_strwidth($nationName) > 18){
+            return false;
+        }
+
+        try{
+            $nationTypeClass = getNationTypeClass($nationType);
+        }
+        catch(InvalidArgumentException $e){
+            return false;
+        }
+        
+        $this->arg = [
+            'nationName'=>$nationName,
+            'nationType'=>$nationType,
+            'colorType'=>$colorType
+        ];
+
         return true;
     }
 
diff --git a/js/common.js b/js/common.js
index 0ac528d6..636c3657 100644
--- a/js/common.js
+++ b/js/common.js
@@ -23,6 +23,59 @@ var escapeHtml = (function (string) {
     }
 })();
 
+;(function(ns){
+    //https://gist.github.com/demouth/3217440
+	/**
+	 * mb_strwidth
+	 * @param String
+	 * @return int
+	 * @see http://php.net/manual/ja/function.mb-strwidth.php
+	 */
+	var mb_strwidth = function(str){
+		var i=0,l=str.length,c='',length=0;
+		for(;i<l;i++){
+			c=str.charCodeAt(i);
+			if(0x0000<=c&&c<=0x0019){
+				length += 0;
+			}else if(0x0020<=c&&c<=0x1FFF){
+				length += 1;
+			}else if(0x2000<=c&&c<=0xFF60){
+				length += 2;
+			}else if(0xFF61<=c&&c<=0xFF9F){
+				length += 1;
+			}else if(0xFFA0<=c){
+				length += 2;
+			}
+		}
+		return length;
+	};
+	
+	/**
+	 * mb_strimwidth
+	 * @param String
+	 * @param int
+	 * @param int
+	 * @param String
+	 * @return String
+	 * @see http://www.php.net/manual/ja/function.mb-strimwidth.php
+	 */
+	var mb_strimwidth = function(str,start,width,trimmarker){
+		if(typeof trimmarker === 'undefined') trimmarker='';
+		var trimmakerWidth = mb_strwidth(trimmarker),i=start,l=str.length,trimmedLength=0,trimmedStr='';
+		for(;i<l;i++){
+			var charCode=str.charCodeAt(i),c=str.charAt(i),charWidth=mb_strwidth(c),next=str.charAt(i+1),nextWidth=mb_strwidth(next);
+			trimmedLength += charWidth;
+			trimmedStr += c;
+			if(trimmedLength+trimmakerWidth+nextWidth>width){
+				trimmedStr += trimmarker;
+				break;
+			}
+		}
+		return trimmedStr;
+	};
+	ns.mb_strwidth   = mb_strwidth;
+	ns.mb_strimwidth = mb_strimwidth;
+})(window);
 
 /**
  * object의 array를 id를 key로 삼는 object로 재 변환
diff --git a/js/install.js b/js/install.js
index 489edd92..fb7906a2 100644
--- a/js/install.js
+++ b/js/install.js
@@ -42,6 +42,13 @@ function changeInstallMode(){
 }
 
 $(document).ready( function () {
+    jQuery.validator.addMethod("minwidth", function(value, element, params) {
+        return this.optional(element) || mb_strwidth(value) >= params;
+    }, "글자 너비가 알파벳 {0} 자보다 길어야합니다");
+    jQuery.validator.addMethod("maxwidth", function(value, element, params) {
+        return this.optional(element) || mb_strwidth(value) <= params;
+    }, "글자 너비가 알파벳 {0} 자보다 짧아야합니다");
+    
     changeInstallMode();
     var parentPathname = location.pathname.split('/').slice(0,-2).join('/');
     $('#serv_host').val(
@@ -133,7 +140,7 @@ $(document).ready( function () {
             },
             nickname:{
                 required: true,
-                maxlength: 9,
+                maxwidth: 18,
             }
         },
         messages: {
diff --git a/js/join.js b/js/join.js
index acddf6b6..e2c66839 100644
--- a/js/join.js
+++ b/js/join.js
@@ -1,4 +1,10 @@
 $(document).ready( function () {
+    jQuery.validator.addMethod("minwidth", function(value, element, params) {
+        return this.optional(element) || mb_strwidth(value) >= params;
+    }, "글자 너비가 알파벳 {0} 자보다 길어야합니다");
+    jQuery.validator.addMethod("maxwidth", function(value, element, params) {
+        return this.optional(element) || mb_strwidth(value) <= params;
+    }, "글자 너비가 알파벳 {0} 자보다 짧아야합니다");
     $( "#main_form" ).validate( {
         rules: {
             username: {
@@ -28,7 +34,7 @@ $(document).ready( function () {
             },
             nickname:{
                 required: true,
-                maxlength: 9,
+                maxwidth: 18,
                 remote: {
                     url: "j_check_dup.php",
                     type: "post",
diff --git a/oauth_kakao/lib.join.php b/oauth_kakao/lib.join.php
index 5ffc342c..50847d01 100644
--- a/oauth_kakao/lib.join.php
+++ b/oauth_kakao/lib.join.php
@@ -25,8 +25,8 @@ function checkNicknameDup($nickname){
         return '닉네임을 입력해주세요';
     }
 
-    $length = mb_strlen($nickname, 'utf-8');
-    if($length < 1 || $length > 9){
+    $length = mb_strwidth($nickname, 'utf-8');
+    if($length < 1 || $length > 18){
         return '적절하지 않은 길이입니다.';
     }