src/jdk.localedata/share/classes/sun/text/resources/ext/JavaTimeSupplementary_lt.java

*** 221,239 ****
--- 221,241 ----
                      "po Kristaus",
                      "Meid\u017ei",
                      "Tai\u0161o",
                      "\u0160ova",
                      "Heisei",
+                     "Reiwa",
                  }
              },
              { "java.time.japanese.short.Eras",
                  new String[] {
                      "po Kr.",
                      "Meid\u017ei",
                      "Tai\u0161o",
                      "\u0160ova",
                      "Heisei",
+                     "Reiwa",
                  }
              },
              { "java.time.long.Eras",
                  new String[] {
                      "prie\u0161 Krist\u0173",