diff --git a/hwe/sammo/Command/General/che_건국.php b/hwe/sammo/Command/General/che_건국.php
index 4b033f02..304b9fa1 100644
--- a/hwe/sammo/Command/General/che_건국.php
+++ b/hwe/sammo/Command/General/che_건국.php
@@ -37,7 +37,7 @@ class che_건국 extends Command\GeneralCommand{
             return false;
         }
 
-        if(mb_strwidth($nationName) > 18){
+        if(mb_strwidth($nationName) > 18 || $nationName == ''){
             return false;
         }
 
@@ -62,6 +62,10 @@ class che_건국 extends Command\GeneralCommand{
         $general = $this->generalObj;
         $env = $this->env;
 
+        $nationName = $this->arg['nationName'];
+        $nationType = $this->arg['nationType'];
+        $colorType = $this->arg['colorType'];
+
         $this->setCity();
         $this->setNation();
 
@@ -78,10 +82,13 @@ class che_건국 extends Command\GeneralCommand{
         $relYear = $env['year'] - $env['startyear'];
         
         $this->runnableConstraints=[
-            ['BeNeutral'],
-            ['ExistsDestNation'],
-            ['AllowJoinDestNation', $relYear],
-            ['AllowJoinAction']
+            ['ReqNationValue', 'gennum', '수하 장수', '>=', 2],
+            ['BeOpeningPart'],
+            ['WanderingNation'],
+            ['CheckNationNameDuplicate', $nationName],
+            ['BeLord'],
+            ['AllowJoinAction'],
+            ['ConstructableCity']
         ];
     }
 
diff --git a/hwe/sammo/Constraint/BeOpeningPart.php b/hwe/sammo/Constraint/BeOpeningPart.php
new file mode 100644
index 00000000..cec24aaa
--- /dev/null
+++ b/hwe/sammo/Constraint/BeOpeningPart.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace sammo\Constraint;
+
+class BeOpeningPart extends Constraint{
+    const REQ_VALUES = Constraint::REQ_INT_ARG;
+
+    protected $relYear;
+
+    public function checkInputValues(bool $throwExeception=true){
+        if(!parent::checkInputValues($throwExeception) && !$throwException){
+            return false;
+        }
+
+        $this->relYear = $this->arg;
+
+        return true;
+    }
+
+    public function test():bool{
+        $this->checkInputValues();
+        $this->tested = true;
+
+        if($relYear < GameConst::$openingPartYear){
+            return true;
+        }
+
+        $this->reason = "초반이 지났습니다.";
+        return false;
+    }
+}
\ No newline at end of file
diff --git a/hwe/sammo/Constraint/CheckNationNameDuplicate.php b/hwe/sammo/Constraint/CheckNationNameDuplicate.php
new file mode 100644
index 00000000..9487f195
--- /dev/null
+++ b/hwe/sammo/Constraint/CheckNationNameDuplicate.php
@@ -0,0 +1,39 @@
+<?php
+
+namespace sammo\Constraint;
+use \sammo\DB;
+
+class CheckNationNameDuplicate extends Constraint{
+    const REQ_VALUES = Constraint::REQ_NATION|Constraint::REQ_STRING_ARG;
+
+    protected $relYear;
+
+    public function checkInputValues(bool $throwExeception=true){
+        if(!parent::checkInputValues($throwExeception) && !$throwException){
+            return false;
+        }
+
+        if(!key_exists('nation', $this->nation)){
+            if(!$throwExeception){return false; }
+            throw new \InvalidArgumentException("require nation in nation");
+        }
+
+        return true;
+    }
+
+    public function test():bool{
+        $this->checkInputValues();
+        $this->tested = true;
+
+        $db = DB::db();
+
+        $exists = $db->queryFirstField('SELECT count(*) FROM nation WHERE name = %s AND nation != %i', $this->arg, $this->nation['nation']);
+
+        if($exists == 0){
+            return true;
+        }
+
+        $this->reason = '존재하는 국가명입니다.';
+        return false;
+    }
+}
\ No newline at end of file
diff --git a/hwe/sammo/Constraint/ConstructableCity.php b/hwe/sammo/Constraint/ConstructableCity.php
new file mode 100644
index 00000000..026cd8cc
--- /dev/null
+++ b/hwe/sammo/Constraint/ConstructableCity.php
@@ -0,0 +1,46 @@
+<?php
+
+namespace sammo\Constraint;
+
+class ConstructableCity extends Constraint{
+    const REQ_VALUES = Constraint::REQ_CITY;
+
+    protected $relYear;
+
+    public function checkInputValues(bool $throwExeception=true){
+        if(!parent::checkInputValues($throwExeception) && !$throwException){
+            return false;
+        }
+
+        if(!key_exists('nation', $this->city)){
+            if(!$throwExeception){return false; }
+            throw new \InvalidArgumentException("require nation in city");
+        }
+
+        if(!key_exists('level', $this->city)){
+            if(!$throwExeception){return false; }
+            throw new \InvalidArgumentException("require nation in city");
+        }
+
+        return true;
+    }
+
+    public function test():bool{
+        $this->checkInputValues();
+        $this->tested = true;
+
+        $city = $this->city();
+
+        if($city['nation'] != 0){
+            $this->reason = '공백지가 아닙니다.';
+            return false;
+        }
+
+        if(!in_array($city['level'], [5, 6])){
+            $this->reason = '중, 소 도시에만 가능합니다.';
+            return false;
+        }
+
+        return true;
+    }
+}
\ No newline at end of file
diff --git a/hwe/sammo/Constraint/WanderingNation.php b/hwe/sammo/Constraint/WanderingNation.php
new file mode 100644
index 00000000..2ead535c
--- /dev/null
+++ b/hwe/sammo/Constraint/WanderingNation.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace sammo\Constraint;
+
+class WanderingNation extends Constraint{
+    const REQ_VALUES = Constraint::REQ_NATION;
+
+    public function checkInputValues(bool $throwExeception=true){
+        if(!parent::checkInputValues($throwExeception) && !$throwException){
+            return false;
+        }
+
+        if(!key_exists('level', $this->nation)){
+            if(!$throwExeception){return false; }
+            throw new \InvalidArgumentException("require level in nation");
+        }
+
+        return true;
+    }
+
+    public function test():bool{
+        $this->checkInputValues();
+        $this->tested = true;
+
+        if($this->nation['level'] == 0){
+            return true;
+        }
+
+        $this->reason = "방랑군이어야 합니다";
+        return false;
+    }
+}
\ No newline at end of file