diff --git a/src/renderer/inbox/components/NoteCard.tsx b/src/renderer/inbox/components/NoteCard.tsx
index 52934c4..193aa61 100644
--- a/src/renderer/inbox/components/NoteCard.tsx
+++ b/src/renderer/inbox/components/NoteCard.tsx
@@ -118,6 +118,9 @@ export function NoteCard({ note, onDeleted, onUpdated, mode = 'inbox', onRestore
   // v0.2.9 Cut B Task 6 — 이동 메뉴 dropdown + MoveStatusModal target.
   const [moveTarget, setMoveTarget] = useState<NoteStatus | null>(null);
   const [menuOpen, setMenuOpen] = useState(false);
+  const [editingRaw, setEditingRaw] = useState(false);
+  const [draftRaw, setDraftRaw] = useState('');
+  const [showRevisions, setShowRevisions] = useState(false);
 
   const possibleTargets: NoteStatus[] = (
     ['active', 'completed', 'archived', 'trashed'] as NoteStatus[]
@@ -150,6 +153,17 @@ export function NoteCard({ note, onDeleted, onUpdated, mode = 'inbox', onRestore
     setLocal(updated); onUpdated(updated);
   }
 
+  async function saveRaw() {
+    const next = draftRaw;
+    if (next.trim().length === 0) return;
+    const r = await inboxApi.updateRawText(note.id, next);
+    if (!r.ok) return;
+    const updated = { ...local, rawText: next, updatedAt: new Date().toISOString() };
+    setLocal(updated);
+    onUpdated(updated);
+    setEditingRaw(false);
+  }
+
   async function removeTag(tagName: string) {
     const removed = local.tags.find((t) => t.name === tagName);
     const nextTagNames = local.tags.filter((t) => t.name !== tagName).map((t) => t.name);
@@ -371,9 +385,32 @@ export function NoteCard({ note, onDeleted, onUpdated, mode = 'inbox', onRestore
           {rawOpen ? '▾ 원문 접기' : '▸ 원문 보기'}
         </button>
         {rawOpen && (
-          <pre style={{ marginTop: 6, whiteSpace: 'pre-wrap', fontSize: 12, color: '#555', background: '#fafafa', padding: 8, borderRadius: 4 }}>
-            {local.rawText}
-          </pre>
+          <div style={{ marginTop: 6 }}>
+            {editingRaw ? (
+              <div>
+                <textarea
+                  aria-label="원문 편집"
+                  value={draftRaw}
+                  onChange={(e) => setDraftRaw(e.target.value)}
+                  style={{ width: '100%', minHeight: 80, fontSize: 12, fontFamily: 'inherit', padding: 8, border: '1px solid #ddd', borderRadius: 4, boxSizing: 'border-box' }}
+                />
+                <div style={{ marginTop: 4, display: 'flex', gap: 6, justifyContent: 'flex-end' }}>
+                  <button onClick={() => setEditingRaw(false)} style={{ background: 'none', border: '1px solid #ccc', color: '#444', cursor: 'pointer', fontSize: 12, padding: '3px 10px', borderRadius: 4 }}>취소</button>
+                  <button onClick={() => { void saveRaw(); }} style={{ background: '#0a4b80', border: 'none', color: '#fff', cursor: 'pointer', fontSize: 12, padding: '3px 10px', borderRadius: 4 }}>저장</button>
+                </div>
+              </div>
+            ) : (
+              <>
+                <pre style={{ margin: 0, whiteSpace: 'pre-wrap', fontSize: 12, color: '#555', background: '#fafafa', padding: 8, borderRadius: 4 }}>
+                  {local.rawText}
+                </pre>
+                <div style={{ marginTop: 4, display: 'flex', gap: 6, justifyContent: 'flex-end' }}>
+                  <button onClick={() => setShowRevisions(true)} style={{ background: 'none', border: 'none', color: '#0a4b80', cursor: 'pointer', fontSize: 12, padding: 0 }}>이력</button>
+                  <button onClick={() => { setDraftRaw(local.rawText); setEditingRaw(true); }} style={{ background: 'none', border: '1px solid #ccc', color: '#444', cursor: 'pointer', fontSize: 12, padding: '3px 10px', borderRadius: 4 }}>편집</button>
+                </div>
+              </>
+            )}
+          </div>
         )}
       </div>
 
diff --git a/tests/unit/NoteCard.test.tsx b/tests/unit/NoteCard.test.tsx
index df3a65d..a2899d4 100644
--- a/tests/unit/NoteCard.test.tsx
+++ b/tests/unit/NoteCard.test.tsx
@@ -4,13 +4,14 @@ import '@testing-library/jest-dom/vitest';
 import { render, screen, fireEvent, cleanup, waitFor } from '@testing-library/react';
 import type { Note } from '@shared/types';
 
-const { mockOpenMedia, mockSetStatus, mockClassify } = vi.hoisted(() => ({
+const { mockOpenMedia, mockSetStatus, mockClassify, mockUpdateRawText } = vi.hoisted(() => ({
   mockOpenMedia: vi.fn(async () => ({ ok: true })),
   mockSetStatus: vi.fn(async () => ({ ok: true as const })),
   mockClassify: vi.fn(async () => ({
     recommended: 'archived' as const,
     rationale: 'stub'
-  }))
+  })),
+  mockUpdateRawText: vi.fn(async () => ({ ok: true as const }))
 }));
 
 vi.mock('../../src/renderer/inbox/api.js', () => ({
@@ -24,7 +25,10 @@ vi.mock('../../src/renderer/inbox/api.js', () => ({
     setIntent: vi.fn(),
     dismissIntent: vi.fn(),
     setStatus: mockSetStatus,
-    classifyStatus: mockClassify
+    classifyStatus: mockClassify,
+    updateRawText: mockUpdateRawText,
+    listRevisions: vi.fn(async () => []),
+    restoreRevision: vi.fn(async () => ({ ok: true as const }))
   }
 }));
 
@@ -154,3 +158,31 @@ describe('NoteCard — 이동 메뉴 (v0.2.9 Cut B Task 6)', () => {
     });
   });
 });
+
+describe('NoteCard — raw_text editing', () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+    cleanup();
+  });
+
+  it('원문 편집: textarea 저장 → updateRawText 호출 + 로컬 raw 갱신', async () => {
+    const onUpdated = vi.fn();
+    render(<NoteCard note={{ ...baseNote, rawText: 'old' }} onUpdated={onUpdated} mode="inbox" />);
+    // 원문 펼침
+    fireEvent.click(screen.getByRole('button', { name: /원문/ }));
+    // 편집 진입
+    fireEvent.click(screen.getByRole('button', { name: '편집' }));
+    const ta = screen.getByRole('textbox', { name: /원문 편집/ }) as HTMLTextAreaElement;
+    fireEvent.change(ta, { target: { value: 'new' } });
+    fireEvent.click(screen.getByRole('button', { name: '저장' }));
+
+    await waitFor(() => {
+      expect(mockUpdateRawText).toHaveBeenCalledWith('n1', 'new');
+    });
+    await waitFor(() => {
+      expect(onUpdated).toHaveBeenCalled();
+    });
+    const last = onUpdated.mock.calls.at(-1)![0] as { rawText: string };
+    expect(last.rawText).toBe('new');
+  });
+});