diff --git a/.gitmodules b/.gitmodules
index d386d49..ef336c9 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -48,3 +48,8 @@
 	url = https://cau-gin.brainminds.riken.jp/brainminds/MTI-R01_0054
 	datalad-id = ad01eb2f-cabc-45cd-953f-2da94944fee2
 	datalad-url = https://cau-gin.brainminds.riken.jp/brainminds/MTI-R01_0054
+[submodule "MTI-R01_0057"]
+	path = MTI-R01_0057
+	url = https://cau-gin.brainminds.riken.jp/brainminds/MTI-R01_0057
+	datalad-id = d48ff737-b6ba-4443-90cb-37900eb0606a
+	datalad-url = https://cau-gin.brainminds.riken.jp/brainminds/MTI-R01_0057
diff --git a/MTI-R01_0057 b/MTI-R01_0057
new file mode 160000
index 0000000..ada71d2
--- /dev/null
+++ b/MTI-R01_0057
@@ -0,0 +1 @@
+Subproject commit ada71d257f6defffbe28d5930a2642acc49ce297