日傘

1. Origins, structure, and basic meaning

• Structure: 日傘（ひがさ） means a parasol or umbrella used for shade from the sun.
• Basic usage: Use it for avoiding strong sunlight or walking with a parasol.

2. Common pitfalls and similar expressions

• The intended protection
  • 日傘 focuses on protection from sunlight; 雨傘 focuses on protection from rain.