Meanwhile Japan Mint has indicated that it will be around October this year when they will able to circulate all six coins (1 yen, 5 yen, 10 yen, 50 yen, 100 yen, and 500 yen) with Reiwa 「令和」year on it. Japan Mint said 100 yen and 500 yen coins will be first to see 「令和」year on it, that will be likely after this summer. Do not expect to see coins with 「令和」year starting this May.
Another story, after the announcement of the era name was derived from Manyoushu「万葉集」, on Amazon Japan sales of Manyoushu「万葉集」has ranked no. 2!