diff --git a/.phan/config.php b/.phan/config.php
index b808b9ed..e14e398c 100644
--- a/.phan/config.php
+++ b/.phan/config.php
@@ -83,7 +83,6 @@ return [
         'hwe/j_board_article_add.php',
         'hwe/j_board_comment_add.php',
         'hwe/j_board_get_articles.php',
-        'hwe/j_die_immediately.php',
         'hwe/j_diplomacy_destroy_letter.php',
         'hwe/j_diplomacy_get_letter.php',
         'hwe/j_diplomacy_respond_letter.php',
diff --git a/hwe/b_myPage.php b/hwe/b_myPage.php
index 697d2a94..e78c63de 100644
--- a/hwe/b_myPage.php
+++ b/hwe/b_myPage.php
@@ -5,8 +5,8 @@ namespace sammo;
 include "lib.php";
 include "func.php";
 
-$showDieImmediatelyBtn = false;
-$availableDieImmediately = false;
+$showDieOnPrestart = false;
+$availableDieOnPrestart = false;
 
 //로그인 검사
 $session = Session::requireGameLogin()->setReadOnly();
@@ -32,9 +32,9 @@ $targetTime = addTurn($me->getVar('lastrefresh'), $gameStor->turnterm, 2);
 if ($gameStor->turntime <= $gameStor->opentime) {
     //서버 가오픈시 할 수 있는 행동
     if ($me->getNPCType() == 0) {
-        $showDieImmediatelyBtn = true;
+        $showDieOnPrestartBtn = true;
         if ($targetTime <= TimeUtil::now()) {
-            $availableDieImmediately = true;
+            $availableDieOnPrestart = true;
         }
     }
 }
@@ -51,7 +51,7 @@ $use_auto_nation_turn = $me->getAuxVar('use_auto_nation_turn') ?? 1;
     <meta name="viewport" content="width=500" />
     <title><?= UniqueConst::$serverName ?>: 내정보</title>
     <?= WebUtil::printStaticValues([
-        'availableDieImmediately' => $availableDieImmediately,
+        'availableDieOnPrestart' => $availableDieOnPrestart,
         'staticValues' => [
             'items' => Util::mapWithKey(fn (string $key, BaseItem $item) => [
                 'name' => $item->getName(),
@@ -122,9 +122,9 @@ $use_auto_nation_turn = $me->getAuxVar('use_auto_nation_turn') ?? 1;
                         <!--빙의 해제용 삭턴 조절<br>
             <a href="b_myPage.php?detachNPC=1"><button type="button" style=background-color:<?= GameConst::$basecolor2 ?>;color:white;width:160px;height:30px;font-size:14px;>빙의 해체 요청</button></a>-->
 
-                        <?php if ($showDieImmediatelyBtn) : ?>
+                        <?php if ($showDieOnPrestartBtn) : ?>
                             가오픈 기간 내 장수 삭제 (<?= substr($targetTime, 0, 19) ?> 부터)<br>
-                            <a href="c_die_immediately.php" id='die_immediately'><button type="button" style=background-color:<?= GameConst::$basecolor2 ?>;color:white;width:160px;height:30px;font-size:14px;>장수 삭제</button></a><br><br>
+                            <button type="button" id='dieOnPrestart' style=background-color:<?= GameConst::$basecolor2 ?>;color:white;width:160px;height:30px;font-size:14px;>장수 삭제</button><br><br>
                         <?php endif; ?>
 
                         <?php if ($gameStor->npcmode == 2 && $me->getNPCType() == 0) : ?>
diff --git a/hwe/j_die_immediately.php b/hwe/j_die_immediately.php
deleted file mode 100644
index 86063d0f..00000000
--- a/hwe/j_die_immediately.php
+++ /dev/null
@@ -1,61 +0,0 @@
-<?php
-namespace sammo;
-
-include "lib.php";
-include "func.php";
-
-
-WebUtil::requireAJAX();
-
-$availableDieImmediately = false;
-
-//로그인 검사
-$session = Session::requireGameLogin();
-$userID = Session::getUserID();
-
-$db = DB::db();
-$gameStor = KVStorage::getStorage($db, 'game_env');
-
-$general = $db->queryFirstRow('SELECT no,name,owner_name,npc,lastrefresh FROM general WHERE owner=%i AND npc = 0', $userID);
-
-if(!$general){
-    Json::die([
-        'result'=>false,
-        'reason'=>'장수가 없습니다.'
-    ]);
-}
-
-increaseRefresh("장수 삭제", 1);
-$gameStor->cacheValues(['turnterm', 'opentime', 'turntime', 'year', 'month']);
-
-if($gameStor->turntime > $gameStor->opentime){
-    Json::die([
-        'result'=>false,
-        'reason'=>'이미 서버가 시작되었습니다.'
-    ]);
-}
-
-
-$targetTime = addTurn($general['lastrefresh'], $gameStor->turnterm, 2);
-if($targetTime > TimeUtil::now()){
-    $targetTimeShort = substr($targetTime, 0, 19);
-    Json::die([
-        'result'=>false,
-        'reason'=>"아직 삭제할 수 없습니다. {$targetTimeShort} 부터 가능합니다."
-    ]);
-}
-
-
-$generalObj = General::createGeneralObjFromDB($general['no']);
-if($generalObj instanceof DummyGeneral){
-    trigger_error("올바르지 않은 삭제 프로세스 $userID", E_USER_WARNING);
-}
-$generalName = $generalObj->getName();
-$josaYi = JosaUtil::pick($generalName, '이');
-$generalObj->kill($db, true, "<Y>{$generalName}</>{$josaYi} 이 홀연히 모습을 <R>감추었습니다</>");
-
-$session->logoutGame();
-Json::die([
-    'result'=>true,
-    'reason'=>'success'
-]);
\ No newline at end of file
diff --git a/hwe/sammo/API/General/DieOnPrestart.php b/hwe/sammo/API/General/DieOnPrestart.php
new file mode 100644
index 00000000..d0e61386
--- /dev/null
+++ b/hwe/sammo/API/General/DieOnPrestart.php
@@ -0,0 +1,71 @@
+<?php
+
+namespace sammo\API\General;
+
+use sammo\DB;
+use sammo\DummyGeneral;
+
+use sammo\Session;
+use sammo\General;
+use sammo\JosaUtil;
+use sammo\KVStorage;
+use sammo\TimeUtil;
+
+use function sammo\addTurn;
+use function sammo\increaseRefresh;
+
+class DieOnPrestart extends \sammo\BaseAPI
+{
+  public function validateArgs(): ?string
+  {
+    return null;
+  }
+
+  public function getRequiredSessionMode(): int
+  {
+    return static::REQ_GAME_LOGIN;
+  }
+
+  public function launch(Session $session, ?\DateTimeInterface $modifiedSince, ?string $reqEtag)
+  {
+    //로그인 검사
+    $userID = $session->userID;
+
+
+    $db = DB::db();
+    $gameStor = KVStorage::getStorage($db, 'game_env');
+    $gameStor->cacheValues(['turnterm', 'opentime', 'turntime', 'year', 'month']);
+
+    $general = $db->queryFirstRow('SELECT no,name,owner_name,npc,lastrefresh FROM general WHERE owner=%i AND npc = 0', $userID);
+
+    if (!$general) {
+      return '장수가 없습니다';
+    }
+
+    increaseRefresh("장수 삭제", 1);
+
+
+    if ($gameStor->turntime > $gameStor->opentime) {
+      return '게임이 시작되었습니다.';
+    }
+
+    //서버 가오픈시 할 수 있는 행동
+    $targetTime = addTurn($general['lastrefresh'], $gameStor->turnterm, 2);
+    if ($targetTime > TimeUtil::now()) {
+      $targetTimeShort = substr($targetTime, 0, 19);
+      return "아직 삭제할 수 없습니다. {$targetTimeShort} 부터 가능합니다.";
+    }
+
+    $generalObj = General::createGeneralObjFromDB($general['no']);
+    if ($generalObj instanceof DummyGeneral) {
+      trigger_error("올바르지 않은 삭제 프로세스 $userID", E_USER_WARNING);
+    }
+
+    $generalName = $generalObj->getName();
+    $josaYi = JosaUtil::pick($generalName, '이');
+    $generalObj->kill($db, true, "<Y>{$generalName}</>{$josaYi} 이 홀연히 모습을 <R>감추었습니다</>");
+
+    $session->logoutGame();
+    return null;
+  }
+}
diff --git a/hwe/ts/SammoAPI.ts b/hwe/ts/SammoAPI.ts
index 04e36d78..95d7a654 100644
--- a/hwe/ts/SammoAPI.ts
+++ b/hwe/ts/SammoAPI.ts
@@ -125,6 +125,7 @@ const apiRealPath = {
     DropItem: PUT as APICallT<{
       itemType: ItemTypeKey;
     }>,
+    DieOnPrestart: POST as APICallT<undefined>,
   },
   Global: {
     GeneralList: GET as APICallT<undefined, GeneralListResponse>,
diff --git a/hwe/ts/myPage.ts b/hwe/ts/myPage.ts
index 4be1f0e1..7b1cb17c 100644
--- a/hwe/ts/myPage.ts
+++ b/hwe/ts/myPage.ts
@@ -130,22 +130,15 @@ $(function ($) {
     });
 
 
-    $('#die_immediately').on('click', async function (e) {
+    $('#dieOnPrestart').on('click', async function (e) {
         e.preventDefault();
 
         if (!confirm('정말로 삭제하시겠습니까?')) {
             return false;
         }
 
-        let result: InvalidResponse;
-
         try {
-            const response = await axios({
-                url: 'j_die_immediately.php',
-                method: 'post',
-                responseType: 'json',
-            });
-            result = response.data;
+            await SammoAPI.General.DieOnPrestart();
         }
         catch (e) {
             console.log(e);
@@ -154,12 +147,6 @@ $(function ($) {
             return;
         }
 
-        if (!result.result) {
-            alert(`실패했습니다: ${result.reason}`);
-            location.reload();
-            return;
-        }
-
         location.replace('..');
     });