dev-java/icu4j-55.1 was released on 2015-04-01.
+*icu4j-55.1 (30 Jul 2015) + + 30 Jul 2015; Patrice Clement <monsieurp@gentoo.org> +icu4j-55.1.ebuild: + Version bump. Fixes bug 546158. + Added to the tree thanks.