半はん角かく英えい数すう字じMeaningsNoun1. half-width alphanumeric characterKanji used半half角angle英England数number字a characterComposed of半はん角かくhalf-width characters (e.g. romaji); single-byte characters; en quadNoun英えい数すう字じalphanumeric character; letters (of the English alphabet) and numbersNoun