diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 16ec63b9f..95e7540f0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -184,7 +184,34 @@ jobs:
       - uses: actions/checkout@v4
       - uses: oven-sh/setup-bun@v1
       - run: bun install
-      - run: bun type-check-perf/generate-app.ts
-      - run: bun tsc -p type-check-perf/tsconfig.json --diagnostics
+      - run: bun generate-app.ts
+        working-directory: type-check-perf
+      - run: |
+          {
+            echo 'DIAGNOSTICS<<EOF'
+            bun tsc --diagnostics
+            echo 'EOF'
+          } >> "$GITHUB_ENV"
+        working-directory: type-check-perf
 
+  post-type-check-perf-on-pr:
+    runs-on: ubuntu-latest
+    needs: type-check-perf-monitoring
+    if: github.event_name == 'pull_request'
+    steps:
+      - uses: actions/checkout@v4
+      - uses: oven-sh/setup-bun@v1
+      - run: bun install
+      - run: echo -e $DIAGNOSTICS > current.txt
+      - run: |
+          {
+            echo 'COMPARISON<<EOF'
+            bun process-results.ts
+            echo 'EOF'
+          } >> "$GITHUB_ENV"
+        working-directory: type-check-perf
+      - uses: thollander/actions-comment-pull-request@v2
+        with:
+          comment_tag: type-check-perf
+          message: ${{ env.COMPARISON }}
         
\ No newline at end of file
diff --git a/README.md b/README.md
index 122ba439d..133f7869f 100644
--- a/README.md
+++ b/README.md
@@ -89,3 +89,20 @@ _RegExpRouter_, _SmartRouter_, _LinearRouter_, and _PatternRouter_ are created b
 ## License
 
 Distributed under the MIT License. See [LICENSE](LICENSE) for more information.
+
+| Metrics | Current | Previous() |
+|---|---|---|
+| Files | 247 | 247 |
+| Lines | 113520 | 113520 |
+| Identifiers | 110226 | 110226 |
+| Symbols | 256205 | 256205 |
+| Types | 214588 | 214588 |
+| **Instantiations** | 3438524 | 3438524 |
+| Memory used | 467326K | 463038K |
+| I/O read | 0.02s | 0.02s |
+| I/O write | 0.00s | 0.00s |
+| Parse time | 0.39s | 0.44s |
+| Bind time | 0.16s | 0.16s |
+| Check time | 5.45s | 5.38s |
+| Emit time | 0.00s | 0.00s |
+| Total time | 6.00s | 5.97s |
diff --git a/type-check-perf/process-results.ts b/type-check-perf/process-results.ts
new file mode 100644
index 000000000..5b0ea65ad
--- /dev/null
+++ b/type-check-perf/process-results.ts
@@ -0,0 +1,19 @@
+import * as fs from 'node:fs/promises'
+
+async function main() {
+    const currentResult = (await fs.readFile('./result.txt')).toString().split('\n')
+    const previousResult = await fs.readFile('./main-result.txt')
+        .then((data) => data.toString().split('\n'))
+        .catch(() => null)
+    // currentResultとpreviousResultを結合してmarkdownのテーブルを作る
+    const table = ['| Metrics | Current | Previous |', '|---|---|---|']    
+    for (const [i, line] of currentResult.entries()) {
+        if (line === '') continue;
+        const [name, value] = line.split(':')
+        const mainValue = previousResult?.[i]?.split(':')?.[1]
+        table.push(`| ${name?.trim()} | ${value?.trim()} | ${mainValue ? mainValue.trim() : 'N/A'} |`)
+    }
+    console.log(table.join('\n'))
+}
+
+main()
diff --git a/type-check-perf/tsconfig.json b/type-check-perf/tsconfig.json
index 338aea486..85f8566b7 100644
--- a/type-check-perf/tsconfig.json
+++ b/type-check-perf/tsconfig.json
@@ -3,7 +3,8 @@
   "compilerOptions": {
     "module": "esnext",
     "noEmit": true,
-    "rootDir": ".."
+    "rootDir": "..",
+    "strict": true
   },
   "include": [
     "**/*.ts",