diff --git a/package.json b/package.json
index 5975450d7..dccfc4a8b 100644
--- a/package.json
+++ b/package.json
@@ -52,7 +52,7 @@
     "tsdown": "^0.15.9",
     "turbo": "^2.9.4",
     "typescript": "^5.9.3",
-    "typia": "^9.7.2",
+    "typia": "^12.0.2",
     "vitest": "^4.1.0-beta.1"
   },
   "packageManager": "yarn@4.12.0"
diff --git a/packages/typia-validator/package.json b/packages/typia-validator/package.json
index 9d2eeb2ab..106548437 100644
--- a/packages/typia-validator/package.json
+++ b/packages/typia-validator/package.json
@@ -59,7 +59,7 @@
     "hono": "^4.11.5",
     "tsdown": "^0.15.9",
     "typescript": "^5.9.3",
-    "typia": "^9.7.2",
+    "typia": "^12.0.2",
     "vitest": "^4.1.0-beta.1"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 855179f8b..fd50ac4c3 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2430,7 +2430,7 @@ __metadata:
     hono: "npm:^4.11.5"
     tsdown: "npm:^0.15.9"
     typescript: "npm:^5.9.3"
-    typia: "npm:^9.7.2"
+    typia: "npm:^12.0.2"
     vitest: "npm:^4.1.0-beta.1"
   peerDependencies:
     hono: ">=3.9.0"
@@ -4605,13 +4605,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@samchon/openapi@npm:^4.7.1":
-  version: 4.7.1
-  resolution: "@samchon/openapi@npm:4.7.1"
-  checksum: 10c0/311a2b8030fb21e1ffc9def70b723ca0c83abf6740b0949ac86ad2e22b6e36d55dd52ff53977e08d05ca92c9b3ebc4975e3a916cc5fd721abf6232a4aba1a5b7
-  languageName: node
-  linkType: hard
-
 "@sentry/core@npm:8.9.2":
   version: 8.9.2
   resolution: "@sentry/core@npm:8.9.2"
@@ -5168,6 +5161,43 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@typia/core@npm:^12.0.2":
+  version: 12.0.2
+  resolution: "@typia/core@npm:12.0.2"
+  dependencies:
+    "@typia/interface": "npm:^12.0.2"
+    "@typia/utils": "npm:^12.0.2"
+  checksum: 10c0/f9221c8569cb69c3e673affd8ae261383a08904b77f659603fa4a8f5db382f0955ba185366420def23acbfaf0c187444b9243956770641ad6857199c79ccd1ac
+  languageName: node
+  linkType: hard
+
+"@typia/interface@npm:^12.0.2":
+  version: 12.0.2
+  resolution: "@typia/interface@npm:12.0.2"
+  checksum: 10c0/df86a8fd0b39d4499c6f02bc05251b534c588b1caec7b563fbb8b20f30df0974b98da459a4077dd1ae0703ae742b7a698687706228245260168d922bb6b26c47
+  languageName: node
+  linkType: hard
+
+"@typia/transform@npm:^12.0.2":
+  version: 12.0.2
+  resolution: "@typia/transform@npm:12.0.2"
+  dependencies:
+    "@typia/core": "npm:^12.0.2"
+    "@typia/interface": "npm:^12.0.2"
+    "@typia/utils": "npm:^12.0.2"
+  checksum: 10c0/b6b3f6762ecd470fbcc083b9b292ad4ba9f2c71e92f1ebf65f33b1baa28e6d9523d612a307a53722aa419c4d4544dddfc6fcb117f35cf77170b728fac1e97482
+  languageName: node
+  linkType: hard
+
+"@typia/utils@npm:^12.0.2":
+  version: 12.0.2
+  resolution: "@typia/utils@npm:12.0.2"
+  dependencies:
+    "@typia/interface": "npm:^12.0.2"
+  checksum: 10c0/122891fb669d428e847379ec13c4cea8d11d6f05a0453a7b725a8bd4dbf4842b116ab855a620e91cb590019d6c6a6f6ff785a59719394cc01010eb398981942c
+  languageName: node
+  linkType: hard
+
 "@ungap/structured-clone@npm:^1.0.0":
   version: 1.3.0
   resolution: "@ungap/structured-clone@npm:1.3.0"
@@ -9661,7 +9691,7 @@ __metadata:
     tsdown: "npm:^0.15.9"
     turbo: "npm:^2.9.4"
     typescript: "npm:^5.9.3"
-    typia: "npm:^9.7.2"
+    typia: "npm:^12.0.2"
     vitest: "npm:^4.1.0-beta.1"
   languageName: unknown
   linkType: soft
@@ -15643,12 +15673,15 @@ __metadata:
   languageName: node
   linkType: hard
 
-"typia@npm:^9.7.2":
-  version: 9.7.2
-  resolution: "typia@npm:9.7.2"
+"typia@npm:^12.0.2":
+  version: 12.0.2
+  resolution: "typia@npm:12.0.2"
   dependencies:
-    "@samchon/openapi": "npm:^4.7.1"
     "@standard-schema/spec": "npm:^1.0.0"
+    "@typia/core": "npm:^12.0.2"
+    "@typia/interface": "npm:^12.0.2"
+    "@typia/transform": "npm:^12.0.2"
+    "@typia/utils": "npm:^12.0.2"
     commander: "npm:^10.0.0"
     comment-json: "npm:^4.2.3"
     inquirer: "npm:^8.2.5"
@@ -15658,7 +15691,7 @@ __metadata:
     typescript: ">=4.8.0 <5.10.0"
   bin:
     typia: lib/executable/typia.js
-  checksum: 10c0/1b19baddfed46c5032da1b05b92636e13a56572764778913050cfb9690e6b7e833fc220f3bfcfc29502905e0e7aa09c5a8ace14dc8177b88a989d33bf215f6d6
+  checksum: 10c0/2a45f0a58174846ebe1c255520e6e0d32e71c925dc7b58ade23a015d4d4b9f514e6df355866f4948e01fe4d1eed41521bd60abafd11996d27a9cd0f2463c0504
   languageName: node
   linkType: hard