diff --git a/.gitmodules b/.gitmodules
index 208167f..994a4a5 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -28,3 +28,8 @@
 	url = https://cau-gin.brainminds.riken.jp/brainminds/MTI-R01_0043
 	datalad-id = 43bd3ded-8a0b-4920-9eea-761a4f25cc21
 	datalad-url = https://cau-gin.brainminds.riken.jp/brainminds/MTI-R01_0043
+[submodule "MTI-R01_0046"]
+	path = MTI-R01_0046
+	url = https://cau-gin.brainminds.riken.jp/brainminds/MTI-R01_0046
+	datalad-id = 939bcbcc-fa5b-4d29-83f5-81484dea5eae
+	datalad-url = https://cau-gin.brainminds.riken.jp/brainminds/MTI-R01_0046
diff --git a/MTI-R01_0046 b/MTI-R01_0046
new file mode 160000
index 0000000..f3ac47c
--- /dev/null
+++ b/MTI-R01_0046
@@ -0,0 +1 @@
+Subproject commit f3ac47cb2c9fd7ed3287b9954b9e8c08af6d623e