Today, Hatsune Miku got promoted as a Covid-19 Prevention Supporter by the Cabinet Secrariat in Japan. Here is the announcement video.
Here is an official tweet by the Cabinet Secrariat.
— 新型コロナウイルス感染症対策推進室（内閣官房） (@Kanboukansen) October 13, 2020
Hatsune Miku is also listed under the Corona Countermeasure Supporters on the official website.
Official Website: https://corona.go.jp/supporter/