diff --git a/planning/behavior_path_avoidance_module/package.xml b/planning/behavior_path_avoidance_module/package.xml
index fc34172bb2ce9..5f0a658735b2f 100644
--- a/planning/behavior_path_avoidance_module/package.xml
+++ b/planning/behavior_path_avoidance_module/package.xml
@@ -13,6 +13,7 @@
   <maintainer email="tomoya.kimura@tier4.jp">Tomoya Kimura</maintainer>
   <maintainer email="shumpei.wakabayashi@tier4.jp">Shumpei Wakabayashi</maintainer>
   <maintainer email="tomohito.ando@tier4.jp">Tomohito Ando</maintainer>
+  <maintainer email="go.sakayori@tier4.jp">Go Sakayori</maintainer>
 
   <license>Apache License 2.0</license>
 
diff --git a/planning/behavior_path_planner/package.xml b/planning/behavior_path_planner/package.xml
index 7f50c61a8343a..f6bd82430c389 100644
--- a/planning/behavior_path_planner/package.xml
+++ b/planning/behavior_path_planner/package.xml
@@ -20,6 +20,7 @@
   <maintainer email="kosuke.takeuchi@tier4.jp">Kosuke Takeuchi</maintainer>
   <maintainer email="kyoichi.sugahara@tier4.jp">Kyoichi Sugahara</maintainer>
   <maintainer email="takayuki.murooka@tier4.jp">Takayuki Murooka</maintainer>
+  <maintainer email="go.sakayori@tier4.jp">Go Sakayori</maintainer>
 
   <license>Apache License 2.0</license>
 
diff --git a/planning/behavior_path_planner_common/package.xml b/planning/behavior_path_planner_common/package.xml
index 2dd4d12c05487..7bc40974b9a62 100644
--- a/planning/behavior_path_planner_common/package.xml
+++ b/planning/behavior_path_planner_common/package.xml
@@ -25,6 +25,7 @@
   <maintainer email="fumiya.watanabe@tier4.jp">Fumiya Watanabe</maintainer>
   <maintainer email="takamasa.horibe@tier4.jp">Takamasa Horibe</maintainer>
   <maintainer email="zulfaqar.azmi@tier4.jp">Zulfaqar Azmi</maintainer>
+  <maintainer email="go.sakayori@tier4.jp">Go Sakayori</maintainer>
 
   <license>Apache License 2.0</license>
 
diff --git a/planning/route_handler/package.xml b/planning/route_handler/package.xml
index 60adfb1531104..22db01d833023 100644
--- a/planning/route_handler/package.xml
+++ b/planning/route_handler/package.xml
@@ -9,6 +9,8 @@
   <maintainer email="kosuke.takeuchi@tier4.jp">Kosuke Takeuchi</maintainer>
   <maintainer email="takayuki.murooka@tier4.jp">Takayuki Murooka</maintainer>
   <maintainer email="mamoru.sobue@tier4.jp">Mamoru Sobue</maintainer>
+  <maintainer email="go.sakayori@tier4.jp">Go Sakayori</maintainer>
+
   <license>Apache License 2.0</license>
 
   <author email="fumiya.watanabe@tier4.jp">Fumiya Watanabe</author>