形式

1. Origins, structure, and basic meaning

• Structure: In 形式 (けいしき), shape 形 and method 式 combine to denote form or format.
• Basic usage: 形式 denotes a form, format, or structural framework that carries content.

2. Common pitfalls and similar expressions

• Format and the means marker で
  • 形式で identifies the manner or format in which something is presented or stored, distinct from the content itself.