怪事件

1. Origins, structure, and basic meaning

• Structure: 怪事件 is read as かいじけん and is a noun for a mysterious or strange incident whose cause or course is puzzling.
• Basic usage: The start of a story appears in 怪事件から始まる, while source material appears in 怪事件を題材にする.

2. Common pitfalls and similar expressions

• An incident marked as strange
  • It presents an event as unusually puzzling or difficult to explain rather than merely reporting that something happened.
• Difference from 事件
  • 事件 is an incident or case generally; 怪事件 adds the judgment that the incident is mysterious or bizarre.