珍客

1. Origins, structure, and basic meaning

• Structure: The written form is 珍客, read ちんきゃく. Elements for rarity and guest combine to denote an unexpected or uncommon visitor.
• Basic usage: 珍客の登場 highlights the appearance of an unexpected visitor, while 珍客となる casts an animal as a rare guest.

2. Common pitfalls and similar expressions

• An unexpected appearance
  • A cat entering a meeting is framed as an unexpected appearance at which laughter breaks out. Example: 朝の会議に社長の飼い猫が入り込み、珍客の登場に笑いが起きました。 — The president's cat wandered into the morning meeting, and laughter broke out at the unexpected guest's appearance.
• A nonhuman visitor
  • A migratory bird can be called an unexpected visitor figuratively when it appears in an unusual place. Example: 渡り鳥が庭の池に降り、思いがけない珍客となりました。 — A migratory bird landed in the garden pond and became an unexpected visitor.