diff --git a/packages/google-cloud-contentwarehouse/CONTRIBUTING.rst b/packages/google-cloud-contentwarehouse/CONTRIBUTING.rst
index ddde08b340d6..672a41e3439a 100644
--- a/packages/google-cloud-contentwarehouse/CONTRIBUTING.rst
+++ b/packages/google-cloud-contentwarehouse/CONTRIBUTING.rst
@@ -143,12 +143,12 @@ Running System Tests
    $ nox -s system
 
    # Run a single system test
-   $ nox -s system- -- -k <name of test>
+   $ nox -s system-3.11 -- -k <name of test>
 
 
   .. note::
 
-      System tests are only configured to run under Python.
+      System tests are only configured to run under Python 3.8, 3.9, 3.10 and 3.11.
       For expediency, we do not run them in older versions of Python 3.
 
   This alone will not run the tests. You'll need to change some local
diff --git a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse/gapic_version.py b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse/gapic_version.py
index 1a229f7edfcc..360a0d13ebdd 100644
--- a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse/gapic_version.py
+++ b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "0.7.1"  # {x-release-please-version}
+__version__ = "0.0.0"  # {x-release-please-version}
diff --git a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/gapic_version.py b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/gapic_version.py
index 1a229f7edfcc..360a0d13ebdd 100644
--- a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/gapic_version.py
+++ b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/gapic_version.py
@@ -13,4 +13,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-__version__ = "0.7.1"  # {x-release-please-version}
+__version__ = "0.0.0"  # {x-release-please-version}
diff --git a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/types/document_service.py b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/types/document_service.py
index c1cd265e68d3..f4157f65827f 100644
--- a/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/types/document_service.py
+++ b/packages/google-cloud-contentwarehouse/google/cloud/contentwarehouse_v1/types/document_service.py
@@ -220,6 +220,9 @@ class MatchingDocument(proto.Message):
                 Experimental.
                 Additional result info if the question-answering
                 feature is enabled.
+            matched_token_page_indices (MutableSequence[int]):
+                Return the 1-based page indices where those
+                pages have one or more matched tokens.
         """
 
         document: gcc_document.Document = proto.Field(
@@ -236,6 +239,10 @@ class MatchingDocument(proto.Message):
             number=3,
             message="QAResult",
         )
+        matched_token_page_indices: MutableSequence[int] = proto.RepeatedField(
+            proto.INT64,
+            number=4,
+        )
 
     @property
     def raw_page(self):
diff --git a/packages/google-cloud-contentwarehouse/noxfile.py b/packages/google-cloud-contentwarehouse/noxfile.py
index 9a2acd8b6787..be54712bfa8f 100644
--- a/packages/google-cloud-contentwarehouse/noxfile.py
+++ b/packages/google-cloud-contentwarehouse/noxfile.py
@@ -46,7 +46,7 @@
 UNIT_TEST_EXTRAS = []
 UNIT_TEST_EXTRAS_BY_PYTHON = {}
 
-SYSTEM_TEST_PYTHON_VERSIONS = []
+SYSTEM_TEST_PYTHON_VERSIONS = ["3.8", "3.9", "3.10", "3.11"]
 SYSTEM_TEST_STANDARD_DEPENDENCIES = [
     "mock",
     "pytest",
@@ -405,24 +405,3 @@ def prerelease_deps(session):
     session.run("python", "-c", "import google.auth; print(google.auth.__version__)")
 
     session.run("py.test", "tests/unit")
-
-    system_test_path = os.path.join("tests", "system.py")
-    system_test_folder_path = os.path.join("tests", "system")
-
-    # Only run system tests if found.
-    if os.path.exists(system_test_path):
-        session.run(
-            "py.test",
-            "--verbose",
-            f"--junitxml=system_{session.python}_sponge_log.xml",
-            system_test_path,
-            *session.posargs,
-        )
-    if os.path.exists(system_test_folder_path):
-        session.run(
-            "py.test",
-            "--verbose",
-            f"--junitxml=system_{session.python}_sponge_log.xml",
-            system_test_folder_path,
-            *session.posargs,
-        )
diff --git a/packages/google-cloud-contentwarehouse/samples/generated_samples/snippet_metadata_google.cloud.contentwarehouse.v1.json b/packages/google-cloud-contentwarehouse/samples/generated_samples/snippet_metadata_google.cloud.contentwarehouse.v1.json
index 4d8ced4c0eb8..4e798f93791e 100644
--- a/packages/google-cloud-contentwarehouse/samples/generated_samples/snippet_metadata_google.cloud.contentwarehouse.v1.json
+++ b/packages/google-cloud-contentwarehouse/samples/generated_samples/snippet_metadata_google.cloud.contentwarehouse.v1.json
@@ -8,7 +8,7 @@
     ],
     "language": "PYTHON",
     "name": "google-cloud-contentwarehouse",
-    "version": "0.7.1"
+    "version": "0.1.0"
   },
   "snippets": [
     {