This is the 271st most frequent Japanese word.
開発
"Development" or "exploitation."
Here '開発' refers to the process of creating and developing new software applications.
新しいソフトウェアを開発する。
To develop new software.
In this context, '開発' is used to describe the advancement or enhancement of the region's economy.
この地域の経済開発が進んでいる。
The economic development of this region is progressing.
The term '開発' here pertains to the research and process of creating a new medicinal drug.