障壁

1. Origins, structure, and basic meaning

• Structure: 障壁 is read as しょうへき and is a noun for a barrier or obstacle blocking communication, entry, or progress.
• Basic usage: A barrier to interaction appears in 交流の障壁, while a barrier to entry appears in 新規参入を阻む障壁.

2. Common pitfalls and similar expressions

• Figurative barriers
  • A language difference or market-entry condition can be a 障壁 even when no physical wall is involved.
• Difference from 障害
  • 障害 broadly denotes a hindrance or problem; 障壁 emphasizes a structural factor acting like a wall in the way.