diff --git a/sensing/radar_scan_to_pointcloud2/package.xml b/sensing/radar_scan_to_pointcloud2/package.xml
index 2360e8b33901d..a9d4fe7ebda8f 100644
--- a/sensing/radar_scan_to_pointcloud2/package.xml
+++ b/sensing/radar_scan_to_pointcloud2/package.xml
@@ -5,6 +5,9 @@
   <description>radar_scan_to_pointcloud2</description>
   <maintainer email="satoshi.tanaka@tier4.jp">Satoshi Tanaka</maintainer>
   <maintainer email="shunsuke.miura@tier4.jp">Shunsuke Miura</maintainer>
+  <maintainer email="yoshi.ri@tier4.jp">Yoshi Ri</maintainer>
+  <maintainer email="taekjin.lee@tier4.jp">Taekjin Lee</maintainer>
+
   <author email="satoshi.tanaka@tier4.jp">Satoshi Tanaka</author>
   <license>Apache License 2.0</license>
 
diff --git a/sensing/radar_static_pointcloud_filter/package.xml b/sensing/radar_static_pointcloud_filter/package.xml
index a15aa43d71cf6..05453ee9cb9e0 100644
--- a/sensing/radar_static_pointcloud_filter/package.xml
+++ b/sensing/radar_static_pointcloud_filter/package.xml
@@ -5,6 +5,9 @@
   <description>radar_static_pointcloud_filter</description>
   <maintainer email="satoshi.tanaka@tier4.jp">Satoshi Tanaka</maintainer>
   <maintainer email="shunsuke.miura@tier4.jp">Shunsuke Miura</maintainer>
+  <maintainer email="yoshi.ri@tier4.jp">Yoshi Ri</maintainer>
+  <maintainer email="taekjin.lee@tier4.jp">Taekjin Lee</maintainer>
+
   <author email="satoshi.tanaka@tier4.jp">Satoshi Tanaka</author>
   <license>Apache License 2.0</license>
 
diff --git a/sensing/radar_threshold_filter/package.xml b/sensing/radar_threshold_filter/package.xml
index 00bb530567dc4..6b81f225db971 100644
--- a/sensing/radar_threshold_filter/package.xml
+++ b/sensing/radar_threshold_filter/package.xml
@@ -5,6 +5,9 @@
   <description>radar_threshold_filter</description>
   <maintainer email="satoshi.tanaka@tier4.jp">Satoshi Tanaka</maintainer>
   <maintainer email="shunsuke.miura@tier4.jp">Shunsuke Miura</maintainer>
+  <maintainer email="yoshi.ri@tier4.jp">Yoshi Ri</maintainer>
+  <maintainer email="taekjin.lee@tier4.jp">Taekjin Lee</maintainer>
+
   <author email="satoshi.tanaka@tier4.jp">Satoshi Tanaka</author>
   <license>Apache License 2.0</license>
 
diff --git a/sensing/radar_tracks_noise_filter/package.xml b/sensing/radar_tracks_noise_filter/package.xml
index 3af9658535687..8420b7a174edf 100644
--- a/sensing/radar_tracks_noise_filter/package.xml
+++ b/sensing/radar_tracks_noise_filter/package.xml
@@ -6,6 +6,9 @@
   <description>radar_tracks_noise_filter</description>
   <maintainer email="satoshi.tanaka@tier4.jp">Sathshi Tanaka</maintainer>
   <maintainer email="shunsuke.miura@tier4.jp">Shunsuke Miura</maintainer>
+  <maintainer email="yoshi.ri@tier4.jp">Yoshi Ri</maintainer>
+  <maintainer email="taekjin.lee@tier4.jp">Taekjin Lee</maintainer>
+
   <license>Apache License 2.0</license>
   <author email="satoshi.tanaka@tier4.jp">Sathshi Tanaka</author>