diff --git a/tools/interop_matrix/client_matrix.py b/tools/interop_matrix/client_matrix.py
index 68426141dc5..f4b05057ab3 100644
--- a/tools/interop_matrix/client_matrix.py
+++ b/tools/interop_matrix/client_matrix.py
@@ -124,26 +124,26 @@ LANG_RELEASE_MATRIX = {
     ]),
     'java':
     OrderedDict([
-        ('v1.0.3', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.1.2', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.2.0', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.3.1', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.4.0', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.5.0', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.6.1', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.7.0', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.8.0', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.9.1', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.10.1', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.11.0', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.12.0', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.13.1', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.14.0', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.15.0', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.16.1', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.17.1', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.18.0', ReleaseInfo(runtimes=['java_oracle8'])),
-        ('v1.19.0', ReleaseInfo(runtimes=['java_oracle8'])),
+        ('v1.0.3', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.1.2', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.2.0', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.3.1', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.4.0', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.5.0', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.6.1', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.7.0', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.8.0', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.9.1', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.10.1', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.11.0', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.12.0', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.13.1', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.14.0', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.15.0', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.16.1', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.17.1', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.18.0', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
+        ('v1.19.0', ReleaseInfo(runtimes=['java_oracle8'], testcases_file='java__v1.0.3')),
         ('v1.20.0', ReleaseInfo(runtimes=['java_oracle8'])),
         ('v1.21.0', ReleaseInfo(runtimes=['java_oracle8'])),
     ]),
diff --git a/tools/interop_matrix/testcases/java__v1.0.3 b/tools/interop_matrix/testcases/java__v1.0.3
new file mode 100755
index 00000000000..95a9c2834f4
--- /dev/null
+++ b/tools/interop_matrix/testcases/java__v1.0.3
@@ -0,0 +1,20 @@
+#!/bin/bash
+echo "Testing ${docker_image:=grpc_interop_java:a764b50c-1788-4387-9b9e-5cfa93927006}"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test.sandbox.googleapis.com --server_host_override=grpc-test.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=large_unary"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test.sandbox.googleapis.com --server_host_override=grpc-test.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=empty_unary"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test.sandbox.googleapis.com --server_host_override=grpc-test.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=ping_pong"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test.sandbox.googleapis.com --server_host_override=grpc-test.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=empty_stream"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test.sandbox.googleapis.com --server_host_override=grpc-test.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=client_streaming"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test.sandbox.googleapis.com --server_host_override=grpc-test.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=server_streaming"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test.sandbox.googleapis.com --server_host_override=grpc-test.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=cancel_after_begin"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test.sandbox.googleapis.com --server_host_override=grpc-test.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=cancel_after_first_response"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test.sandbox.googleapis.com --server_host_override=grpc-test.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=timeout_on_sleeping_server"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test4.sandbox.googleapis.com --server_host_override=grpc-test4.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=large_unary"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test4.sandbox.googleapis.com --server_host_override=grpc-test4.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=empty_unary"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test4.sandbox.googleapis.com --server_host_override=grpc-test4.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=ping_pong"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test4.sandbox.googleapis.com --server_host_override=grpc-test4.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=empty_stream"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test4.sandbox.googleapis.com --server_host_override=grpc-test4.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=client_streaming"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test4.sandbox.googleapis.com --server_host_override=grpc-test4.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=server_streaming"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test4.sandbox.googleapis.com --server_host_override=grpc-test4.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=cancel_after_begin"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test4.sandbox.googleapis.com --server_host_override=grpc-test4.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=cancel_after_first_response"
+docker run -i --rm=true -w /var/local/git/grpc/../grpc-java --net=host $docker_image bash -c "./run-test-client.sh --server_host=grpc-test4.sandbox.googleapis.com --server_host_override=grpc-test4.sandbox.googleapis.com --server_port=443 --use_tls=true --test_case=timeout_on_sleeping_server"