{
	i = 1;
	len = length( $0 );

	while ( i <= len ) {
		if ( match( substr( $0, i, 1 ),  /[｡-ﾟ]/ ) ) { 
			i = han2zen( substr( $0, i, 2 ), i );
		}
		else {
			if ( match( substr( $0, i, 1 ),  /[!-~]/ ) )  {
				printf( "%s", substr( $0, i, 1 ) );
				i++;
			}
			else {
				printf( "%s", substr( $0, i, 2 ) );
				i = i + 2;
			}
		}
	}

	printf( "\n" );
}

function han2zen( string, next_index )
{
	# ガ行
	if ( string == "ｶﾞ" ) {
		printf( "ガ" );
		return next_index + 2;
	}

	if ( string == "ｷﾞ" ) {
		printf( "ギ" );
		return next_index + 2;
	}

	if ( string == "ｸﾞ" ) {
		printf( "グ" );
		return next_index + 2;
	}

	if ( string == "ｹﾞ" ) {
		printf( "ゲ" );
		return next_index + 2;
	}

	if ( string == "ｺﾞ" ) {
		printf( "ゴ" );
		return next_index + 2;
	}

	# ザ行
	if ( string == "ｻﾞ" ) {
		printf( "ザ" );
		return next_index + 2;
	}

	if ( string == "ｼﾞ" ) {
		printf( "ジ" );
		return next_index + 2;
	}

	if ( string == "ｽﾞ" ) {
		printf( "ズ" );
		return next_index + 2;
	}

	if ( string == "ｾﾞ" ) {
		printf( "ゼ" );
		return next_index + 2;
	}

	if ( string == "ｿﾞ" ) {
		printf( "ゾ" );
		return next_index + 2;
	}

	# ダ行
	if ( string == "ﾀﾞ" ) {
		printf( "ダ" );
		return next_index + 2;
	}

	if ( string == "ﾁﾞ" ) {
		printf( "ヂ" );
		return next_index + 2;
	}

	if ( string == "ﾂﾞ" ) {
		printf( "ヅ" );
		return next_index + 2;
	}

	if ( string == "ﾃﾞ" ) {
		printf( "デ" );
		return next_index + 2;
	}

	if ( string == "ﾄﾞ" ) {
		printf( "ﾄﾞ" );
		return next_index + 2;
	}

	# バ行
	if ( string == "ﾊﾞ" ) {
		printf( "バ" );
		return next_index + 2;
	}

	if ( string == "ﾋﾞ" ) {
		printf( "ビ" );
		return next_index + 2;
	}

	if ( string == "ﾌﾞ" ) {
		printf( "ブ" );
		return next_index + 2;
	}

	if ( string == "ﾍﾞ" ) {
		printf( "ベ" );
		return next_index + 2;
	}

	if ( string == "ﾎﾞ" ) {
		printf( "ボ" );
		return next_index + 2;
	}

	# パ行
	if ( string == "ﾊﾟ" ) {
		printf( "パ" );
		return next_index + 2;
	}

	if ( string == "ﾋﾟ" ) {
		printf( "ピ" );
		return next_index + 2;
	}

	if ( string == "ﾌﾟ" ) {
		printf( "プ" );
		return next_index + 2;
	}

	if ( string == "ﾍﾟ" ) {
		printf( "ぺ" );
		return next_index + 2;
	}

	if ( string == "ﾎﾟ" ) {
		printf( "ポ" );
		return next_index + 2;
	}

	# ヴ
	if ( string == "ｳﾞ" ) {
		printf( "ヴ" );
		return next_index + 2;
	}

	string = substr( string, 1, 1 );

	# ア行（小文字）
	if ( string == "ｧ" ) {
		printf( "ァ" );
		return next_index + 1;
	}

	if ( string == "ｨ" ) {
		printf( "ィ" );
		return next_index + 1;
	}

	if ( string == "ｩ" ) {
		printf( "ゥ" );
		return next_index + 1;
	}

	if ( string == "ｪ" ) {
		printf( "ェ" );
		return next_index + 1;
	}

	if ( string == "ｫ" ) {
		printf( "ォ" );
		return next_index + 1;
	}

	# ア行（大文字）
	if ( string == "ｱ" ) {
		printf( "ア" );
		return next_index + 1;
	}

	if ( string == "ｲ" ) {
		printf( "イ" );
		return next_index + 1;
	}

	if ( string == "ｳ" ) {
		printf( "ウ" );
		return next_index + 1;
	}

	if ( string == "ｴ" ) {
		printf( "エ" );
		return next_index + 1;
	}

	if ( string == "ｵ" ) {
		printf( "オ" );
		return next_index + 1;
	}

	# カ行
	if ( string == "ｶ" ) {
		printf( "カ" );
		return next_index + 1;
	}

	if ( string == "ｷ" ) {
		printf( "キ" );
		return next_index + 1;
	}

	if ( string == "ｸ" ) {
		printf( "ク" );
		return next_index + 1;
	}

	if ( string == "ｹ" ) {
		printf( "ケ" );
		return next_index + 1;
	}

	if ( string == "ｺ" ) {
		printf( "コ" );
		return next_index + 1;
	}

	# サ行
	if ( string == "ｻ" ) {
		printf( "サ" );
		return next_index + 1;
	}

	if ( string == "ｼ" ) {
		printf( "シ" );
		return next_index + 1;
	}

	if ( string == "ｽ" ) {
		printf( "ス" );
		return next_index + 1;
	}

	if ( string == "ｾ" ) {
		printf( "セ" );
		return next_index + 1;
	}

	if ( string == "ｿ" ) {
		printf( "ソ\" );
		return next_index + 1;
	}

	# タ行
	if ( string == "ﾀ" ) {
		printf( "タ" );
		return next_index + 1;
	}

	if ( string == "ﾁ" ) {
		printf( "チ" );
		return next_index + 1;
	}

	if ( string == "ﾂ" ) {
		printf( "ツ" );
		return next_index + 1;
	}

	if ( string == "ﾃ" ) {
		printf( "テ" );
		return next_index + 1;
	}

	if ( string == "ﾄ" ) {
		printf( "ト" );
		return next_index + 1;
	}

	# ナ行
	if ( string == "ﾅ" ) {
		printf( "ナ" );
		return next_index + 1;
	}

	if ( string == "ﾆ" ) {
		printf( "ニ" );
		return next_index + 1;
	}

	if ( string == "ﾇ" ) {
		printf( "ヌ" );
		return next_index + 1;
	}

	if ( string == "ﾈ" ) {
		printf( "ネ" );
		return next_index + 1;
	}

	if ( string == "ﾉ" ) {
		printf( "ノ" );
		return next_index + 1;
	}

	# ハ行
	if ( string == "ﾊ" ) {
		printf( "ハ" );
		return next_index + 1;
	}

	if ( string == "ﾋ" ) {
		printf( "ヒ" );
		return next_index + 1;
	}

	if ( string == "ﾌ" ) {
		printf( "フ" );
		return next_index + 1;
	}

	if ( string == "ﾍ" ) {
		printf( "ヘ" );
		return next_index + 1;
	}

	if ( string == "ﾎ" ) {
		printf( "ホ" );
		return next_index + 1;
	}

	# マ行
	if ( string == "ﾏ" ) {
		printf( "マ" );
		return next_index + 1;
	}

	if ( string == "ﾐ" ) {
		printf( "ミ" );
		return next_index + 1;
	}

	if ( string == "ﾑ" ) {
		printf( "ム" );
		return next_index + 1;
	}

	if ( string == "ﾒ" ) {
		printf( "メ" );
		return next_index + 1;
	}

	if ( string == "ﾓ" ) {
		printf( "モ" );
		return next_index + 1;
	}

	# ヤ行（小文字）
	if ( string == "ｬ" ) {
		printf( "ャ" );
		return next_index + 1;
	}

	if ( string == "ｭ" ) {
		printf( "ュ" );
		return next_index + 1;
	}

	if ( string == "ｮ" ) {
		printf( "ョ" );
		return next_index + 1;
	}

	# ヤ行（大文字）
	if ( string == "ﾔ" ) {
		printf( "ヤ" );
		return next_index + 1;
	}

	if ( string == "ﾕ" ) {
		printf( "ユ" );
		return next_index + 1;
	}

	if ( string == "ﾖ" ) {
		printf( "ヨ" );
		return next_index + 1;
	}

	# ラ行
	if ( string == "ﾗ" ) {
		printf( "ラ" );
		return next_index + 1;
	}

	if ( string == "ﾘ" ) {
		printf( "リ" );
		return next_index + 1;
	}

	if ( string == "ﾙ" ) {
		printf( "ル" );
		return next_index + 1;
	}

	if ( string == "ﾚ" ) {
		printf( "レ" );
		return next_index + 1;
	}

	if ( string == "ﾛ" ) {
		printf( "ロ" );
		return next_index + 1;
	}

	# ワ行
	if ( string == "ﾜ" ) {
		printf( "ワ" );
		return next_index + 1;
	}

	if ( string == "ｦ" ) {
		printf( "ヲ" );
		return next_index + 1;
	}

	# ン
	if ( string == "ﾝ" ) {
		printf( "ン" );
		return next_index + 1;
	}

	# 句点
	if ( string == "｡" ) {
		printf( "。" );
		return next_index + 1;
	}

	# 読点
	if ( string == "､" ) {
		printf( "、" );
		return next_index + 1;
	}

	# かぎ括弧
	if ( string == "｢" ) {
		printf( "「" );
		return next_index + 1;
	}

	if ( string == "｣" ) {
		printf( "」" );
		return next_index + 1;
	}

	# 中黒
	if ( string == "･" ) {
		printf( "・" );
		return next_index + 1;
	}

	# 濁点、半濁点
	if ( string == "ﾞ" ) {
		printf( "゛" );
		return next_index + 1;
	}

	if ( string == "ﾟ" ) {
		printf( "゜" );
		return next_index + 1;
	}

	# 長音記号
	if ( string == "ｰ" ) {
		printf( "ー" );
		return next_index + 1;
	}

	# 小文字ッ
	if ( string == "ｯ" ) {
		printf( "ッ" );
		return next_index + 1;
	}

	# その他
	printf( "%s", string );
	return next_index + 1;

}