How to say "header" in Japanese

• ヘッダーCommon
  nounCovers the header of a document or email: the information, such as a title or page details, displayed at the top. Typical of word-processing and email contexts.
• ヘディングCommon
  noun, suru verb, transitive verbThe soccer sense: heading the ball, that is, striking it with the head. This is the word you hear in football talk; it is not used for document or email headers.

Use 「ヘッダー」 for the header of a document or email — the information shown at the top of a page or message — and 「ヘディング」 only for the soccer sense, striking the ball with the head.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• ヘッダーheader (on a document, email, etc.)
• 逆飛び込みさかとびこみheadlong dive
• ヘディングheader (in soccer)