diff --git a/030_BlazeFace/demo/README.md b/030_BlazeFace/demo/README.md
new file mode 100644
index 0000000000..7ced12c677
--- /dev/null
+++ b/030_BlazeFace/demo/README.md
@@ -0,0 +1,4 @@
+# Demo projects
+
+## BlazeFace with TensorFlow Lite in C++
+https://github.com/iwatake2222/play_with_tflite/tree/master/pj_tflite_face_blazeface
diff --git a/032_FaceMesh/demo/README.md b/032_FaceMesh/demo/README.md
new file mode 100644
index 0000000000..4853fbfd4f
--- /dev/null
+++ b/032_FaceMesh/demo/README.md
@@ -0,0 +1,4 @@
+# Demo projects
+
+## FaceMesh with TensorFlow Lite in C++
+https://github.com/iwatake2222/play_with_tflite/tree/master/pj_tflite_face_facemesh
diff --git a/041_DBFace/demo/README.md b/041_DBFace/demo/README.md
new file mode 100644
index 0000000000..506ab20736
--- /dev/null
+++ b/041_DBFace/demo/README.md
@@ -0,0 +1,4 @@
+# Demo projects
+
+## DBFace with TensorFlow Lite in C++
+https://github.com/iwatake2222/play_with_tflite/tree/master/pj_tflite_face_dbface
diff --git a/042_centernet/demo/README.md b/042_centernet/demo/README.md
new file mode 100644
index 0000000000..7a2e077dae
--- /dev/null
+++ b/042_centernet/demo/README.md
@@ -0,0 +1,8 @@
+# Demo projects
+
+## CenterNet Object Detection with TensorRT in C++
+https://github.com/iwatake2222/play_with_tensorrt/tree/master/pj_tensorrt_det_centernet
+
+## CenterNet Object and Keypoints Detection with TensorFlow Lite in C++
+https://github.com/iwatake2222/play_with_tflite/tree/master/pj_tflite_det_centernet_tf_kpts
+
diff --git a/072_NanoDet/demo/README.md b/072_NanoDet/demo/README.md
new file mode 100644
index 0000000000..fe0fe87498
--- /dev/null
+++ b/072_NanoDet/demo/README.md
@@ -0,0 +1,4 @@
+# Demo projects
+
+## NanoDet with OpenCV(cv::dnn + ONNX) in C++
+https://github.com/iwatake2222/play_with_tflite/tree/master/pj_tflite_det_nanodet
diff --git a/087_DeepSort/demo/README.md b/087_DeepSort/demo/README.md
new file mode 100644
index 0000000000..2225657f71
--- /dev/null
+++ b/087_DeepSort/demo/README.md
@@ -0,0 +1,4 @@
+# Demo projects
+
+## YOLOX-Nano + Deep SORT with TensorFlow Lite in C++
+https://github.com/iwatake2222/play_with_tflite/tree/master/pj_tflite_track_deepsort
diff --git a/132_YOLOX/demo/README.md b/132_YOLOX/demo/README.md
index 1d18b80a8f..93e57b5891 100644
--- a/132_YOLOX/demo/README.md
+++ b/132_YOLOX/demo/README.md
@@ -3,7 +3,7 @@
 ## YOLOX with TensorFlow Lite - Python
 https://github.com/PINTO0309/PINTO_model_zoo/tree/main/132_YOLOX/demo/tflite
 
-## YOLOX with ~~TensorFlow Lite~~ OpenCV(cv::dnn + ONNX) in C++
+## YOLOX with TensorFlow Lite and OpenCV(cv::dnn + ONNX) in C++
 https://github.com/iwatake2222/play_with_tflite/tree/master/pj_tflite_det_yolox
 
 ## YOLOX with TensorRT in C++
diff --git a/134_head-pose-estimation-adas-0001/demo/README.md b/134_head-pose-estimation-adas-0001/demo/README.md
new file mode 100644
index 0000000000..9c9e5c1f6a
--- /dev/null
+++ b/134_head-pose-estimation-adas-0001/demo/README.md
@@ -0,0 +1,4 @@
+# Demo projects
+
+## Head Pose Estimation with TensorFlow Lite in C++
+https://github.com/iwatake2222/play_with_tflite/tree/master/pj_tflite_face_head-pose-estimation-adas-0001