map.put("ギュ", new String[] { "gyu" });
        map.put("ギョ", new String[] { "gyo" });
        map.put("ギェ", new String[] { "gye" });

        map.put("ジャ", new String[] { "zya", "ja", "jya" });
        map.put("ジュ", new String[] { "zyu", "ju", "jyu" });
        map.put("ジョ", new String[] { "zyo", "jo", "jyo" });
        map.put("ジェ", new String[] { "zye", "je", "jye" });

import java.util.HashSet;
import java.util.List;
import java.util.Set;

import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.ja.JapaneseAnalyzer;
import org.apache.lucene.analysis.ja.JapanesePartOfSpeechStopFilter;
import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;

        // Test convert with multiple languages
        converter.init();
        String text = "test";
        String field = "content";

        List<String> readings = converter.convert(text, field, "en", "ja", "fr");

        assertNotNull(readings);
        assertEquals(3, readings.size());
        assertEquals("TEST_en", readings.get(0));
        assertEquals("TEST_ja", readings.get(1));

 * governing permissions and limitations under the License.
 */
package org.codelibs.opensearch.extension.kuromoji.index.analysis;

import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.ja.JapaneseNumberFilter;
import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractTokenFilterFactory;

 * governing permissions and limitations under the License.
 */
package org.codelibs.opensearch.extension.kuromoji.index.analysis;

import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.ja.JapaneseReadingFormFilter;
import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractTokenFilterFactory;

 * governing permissions and limitations under the License.
 */
package org.codelibs.opensearch.extension.analysis;

import org.apache.lucene.analysis.TokenStream;
import org.codelibs.analysis.ja.CharTypeFilter;
import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractTokenFilterFactory;

 */
package org.codelibs.opensearch.extension.analysis;

import java.util.regex.Pattern;

import org.apache.lucene.analysis.TokenStream;
import org.codelibs.analysis.ja.PatternConcatenationFilter;
import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractTokenFilterFactory;

 */
package org.codelibs.opensearch.extension.analysis;

import java.util.List;
import java.util.Locale;

import org.apache.lucene.analysis.TokenStream;
import org.codelibs.analysis.ja.StopTokenPrefixFilter;
import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractTokenFilterFactory;

        assertNotNull(tokensEn);
        assertEquals(2, tokensEn.size());

        // Test with Japanese
        List<AnalyzeToken> tokensJa = analyzer.analyze(text, field, "ja");
        assertNotNull(tokensJa);
        assertEquals(2, tokensJa.size());

        // Test with null language
        List<AnalyzeToken> tokensNull = analyzer.analyze(text, field, null);

import org.apache.lucene.analysis.CharArraySet;
import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.WordlistLoader;
import org.apache.lucene.util.IOUtils;
import org.codelibs.analysis.ja.NumberConcatenationFilter;
import org.opensearch.common.settings.Settings;
import org.opensearch.env.Environment;
import org.opensearch.index.IndexSettings;
import org.opensearch.index.analysis.AbstractTokenFilterFactory;