拡充

1. Origins, structure, and basic meaning

• Structure: 拡充, read かくじゅう, means expanding something so that its resources or functions become more substantial.
• Basic usage: In 図書館は子供向けの資料を拡充する予定だ。, the library plans to expand its resources for children.

2. Common pitfalls and similar expressions

• Scale and substance
  • Expanding resources through 拡充 enriches what is available, while expanding counseling services increases their capacity to serve people. The emphasis is on strengthening useful provision rather than merely becoming physically larger.