early adopter

Noun

(marketing, business) A person who begins using a product or service at or around the time it becomes available.

Japanese Meaning

初期導入者 / 先行採用者

As an early adopter, she eagerly signed up for the beta version to test the new app.

初期導入者として、彼女は新しいアプリを試すためにベータ版に喜んで登録した。

Sense（1）

(marketing, business) A person who begins using a product or service at or around the time it becomes available.

early adopters

（ plural ）