}

        final UnicodeBlock block = UnicodeBlock.of(text.codePointAt(0));
        if (block == UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS //
                || block == UnicodeBlock.HIRAGANA //
                || block == UnicodeBlock.KATAKANA //
                || block == UnicodeBlock.HANGUL_SYLLABLES //
        ) {
            return QueryBuilders.prefixQuery(f, text);
        }

import org.opensearch.core.common.Strings;

import com.ibm.icu.text.Transliterator;

public class KatakanaConverter implements ReadingConverter {

    protected final Transliterator transliterator = Transliterator.getInstance("Hiragana-Katakana");

    protected volatile boolean initialized = false;

    protected TokenizerFactory tokenizerFactory = null;

    public KatakanaConverter() {
        // nothing
    }

    protected final Client client;
    private final SuggestSettings settings;
    protected final AnalyzerSettings analyzerSettings;

    protected final Transliterator transliterator = Transliterator.getInstance("Hiragana-Katakana");

    public AnalyzerConverter(final Client client, final SuggestSettings settings) {
        this.client = client;
        this.settings = settings;
        this.analyzerSettings = settings.analyzer();
    }

    // (F) Hindi (Devanagari)
    testEncodeDecode(
      unicode = "यहलोगहिन्दीक्योंनहींबोलसकतेहैं",
      punycode = "xn--i1baa7eci9glrd9b2ae1bj0hfcgg6iyaf8o0a1dig0cd",
    )

    // (G) Japanese (kanji and hiragana)
    testEncodeDecode(
      unicode = "なぜみんな日本語を話してくれないのか",
      punycode = "xn--n8jok5ay5dzabd5bym9f0cm5685rrjetr6pdxa",
    )

    // (H) Korean (Hangul syllables)
    testEncodeDecode(

        if (matchWordFirst && !hiraganaQuery && singleWordQuery && text.contains(query)) {
            if (query.length() == 1) {
                return UnicodeBlock.of(query.charAt(0)) != UnicodeBlock.HIRAGANA;
            }
            return true;
        }
        return false;
    }

    protected boolean isHiraganaQuery(final String query) {
        return query.matches("^[\\u3040-\\u309F]+$");
    }

3041..3094    ; valid                                  # 1.1  HIRAGANA LETTER SMALL A..HIRAGANA LETTER VU
3095..3096    ; valid                                  # 3.2  HIRAGANA LETTER SMALL KA..HIRAGANA LETTER SMALL KE
3097..3098    ; disallowed                             # NA   <reserved-3097>..<reserved-3098>
3099..309A    ; valid                                  # 1.1  COMBINING KATAKANA-HIRAGANA VOICED SOUND MARK..COMBINING KATAKANA-HIRAGANA SEMI-VOICED SOUND MARK

		{"Han", Var, 0},
		{"Hangul", Var, 0},
		{"Hanifi_Rohingya", Var, 13},
		{"Hanunoo", Var, 0},
		{"Hatran", Var, 5},
		{"Hebrew", Var, 0},
		{"Hex_Digit", Var, 0},
		{"Hiragana", Var, 0},
		{"Hyphen", Var, 0},
		{"IDS_Binary_Operator", Var, 0},
		{"IDS_Trinary_Operator", Var, 0},
		{"Ideographic", Var, 0},
		{"Imperial_Aramaic", Var, 0},
		{"In", Func, 2},