半分

1. Origins, structure, and basic meaning

• Structure: Written 半分 and read はんぶん, it is one of two equal parts of a whole.
• Basic usage: It appears when a loaf is split with a brother and when only half of an assignment is complete.

2. Common pitfalls and similar expressions

• Exact half and looser everyday use
  • Its core is fifty percent, though casual contexts may use it approximately and require contextual judgment.