diff --git a/src/test/java/org/codelibs/fess/util/KuromojiCSVUtilTest.java b/src/test/java/org/codelibs/fess/util/KuromojiCSVUtilTest.java
new file mode 100644
index 000000000..059264ad5
--- /dev/null
+++ b/src/test/java/org/codelibs/fess/util/KuromojiCSVUtilTest.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright 2012-2018 CodeLibs Project and the Others.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
+ * either express or implied. See the License for the specific language
+ * governing permissions and limitations under the License.
+ */
+package org.codelibs.fess.util;
+
+import java.util.List;
+import java.util.Arrays;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+
+import org.codelibs.fess.unit.UnitFessTestCase;
+
+public class KuromojiCSVUtilTest extends UnitFessTestCase {
+    public void test_parse() {
+        String value;
+        List<String> expected;
+        List<String> actual;
+
+        value = "フェス";
+        expected = Arrays.asList("フェス");
+        actual = Arrays.asList(KuromojiCSVUtil.parse(value));
+        assertThat(actual, is(expected));
+
+        value = "フェス,Fess";
+        expected = Arrays.asList("フェス", "Fess");
+        actual = Arrays.asList(KuromojiCSVUtil.parse(value));
+        assertThat(actual, is(expected));
+
+        value = "Fess,フェス";
+        expected = Arrays.asList("Fess", "フェス");
+        actual = Arrays.asList(KuromojiCSVUtil.parse(value));
+        assertThat(actual, is(expected));
+
+        value = "\"Fess,FESS\"";
+        expected = Arrays.asList("\"Fess,FESS\"");
+        actual = Arrays.asList(KuromojiCSVUtil.parse(value));
+        assertThat(actual, is(expected));
+
+        value = " ";
+        expected = Arrays.asList(" ");
+        actual = Arrays.asList(KuromojiCSVUtil.parse(value));
+        assertThat(actual, is(expected));
+
+        value = "";
+        expected = Arrays.asList("");
+        actual = Arrays.asList(KuromojiCSVUtil.parse(value));
+        assertThat(actual, is(expected));
+
+        value = "\"Fess\"Fess\"";
+        expected = Arrays.asList();
+        actual = Arrays.asList(KuromojiCSVUtil.parse(value));
+        assertThat(actual, is(expected));
+    }
+}
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