新米

1. Origins, structure, and basic meaning

• Structure: 新米(しんまい) is a noun for rice freshly harvested that year or, figuratively, a person new to a role.
• Basic usage: Newly harvested rice appears in 今年の新米, while an inexperienced guide appears in 新米の案内係.

2. Common pitfalls and similar expressions

• Rice and person
  • In a food context it means newly harvested rice; in a job or role it means a novice who is not yet experienced.
• Meaning from context
  • 今年の新米 concerns the harvest, while 新米の案内係 concerns a person's level of experience.