certain · some

1. Origins, structure, and basic meaning

• Structure: 某 has 9 strokes and refers to something whose name or identity is not specified.
• Basic usage: 某 is read ぼう, and 某所, an undisclosed location, is read ぼうしょ.

2. Common pitfalls and similar expressions

• What remains unspecified
  • 某氏 refers to an unnamed person, while 某国 leaves a country's name unspecified.
  • 市内某所 gives only the area, somewhere in the city, without identifying the exact location.