diff --git a/.gitmodules b/.gitmodules
index 4032110..f901cab 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -188,3 +188,8 @@
 	url = https://cau-gin.brainminds.riken.jp/brainminds/MTI-R01_0114
 	datalad-id = 8d8d52d3-b7c9-47ea-b118-ff07af3bec4f
 	datalad-url = https://cau-gin.brainminds.riken.jp/brainminds/MTI-R01_0114
+[submodule "MTI-R01_0115"]
+	path = MTI-R01_0115
+	url = https://cau-gin.brainminds.riken.jp/brainminds/MTI-R01_0115
+	datalad-id = 0e30a064-b1b8-4d23-bf22-1d0dfd885ca3
+	datalad-url = https://cau-gin.brainminds.riken.jp/brainminds/MTI-R01_0115
diff --git a/MTI-R01_0115 b/MTI-R01_0115
new file mode 160000
index 0000000..cff84e5
--- /dev/null
+++ b/MTI-R01_0115
@@ -0,0 +1 @@
+Subproject commit cff84e54f6228f56238454105f6e792472bd3a95