diff -r 35cd9b3a98ff -r 8c100beabcc0 jdk/src/share/classes/java/time/chrono/JapaneseEra.java
--- a/jdk/src/share/classes/java/time/chrono/JapaneseEra.java	Wed May 15 15:01:59 2013 +0100
+++ b/jdk/src/share/classes/java/time/chrono/JapaneseEra.java	Wed May 15 07:48:57 2013 -0700
@@ -91,7 +91,7 @@
  * and the year of era of Seireki is proleptic Gregorian year.
  * (The Julian to Gregorian transition is not supported.)
  *
- * <h3>Specification for implementors</h3>
+ * @implSpec
  * This class is immutable and thread-safe.
  *
  * @since 1.8