diff --git a/doc.ja/src/sgml/connection-pooling.sgml b/doc.ja/src/sgml/connection-pooling.sgml
index 44fb6cd3..8f510a19 100644
--- a/doc.ja/src/sgml/connection-pooling.sgml
+++ b/doc.ja/src/sgml/connection-pooling.sgml
@@ -1345,10 +1345,12 @@ local0.* /var/log/pgpool.log
%t
-
- タイムスタンプ
+ ミリ秒なしのタイムスタンプ
+
+
+
+ %m
+ ミリ秒付きのタイムスタンプ
diff --git a/doc/src/sgml/connection-pooling.sgml b/doc/src/sgml/connection-pooling.sgml
index c4a569f3..1c4ba942 100644
--- a/doc/src/sgml/connection-pooling.sgml
+++ b/doc/src/sgml/connection-pooling.sgml
@@ -873,7 +873,12 @@
%t
- Time stamp
+ Time stamp without milliseconds
+
+
+
+ %m
+ Time stamp with milliseconds