also: ワンデイ
noun which may take the genitive case particle 'no', noun
Describes something lasting or valid for a single day, such as a ticket, pass, or event.
I bought a one-day pass and could ride the bus all day.
noun which may take the genitive case particle 'no', noun
single-use; daily-disposable
Commonly used for contact lenses and similar products that are used once and discarded.
I recently switched to daily-disposable contact lenses.
Katakana spelling; less common than １Ｄａｙ but still seen.
Alternate katakana spelling reflecting the pronunciation ワンデイ; rarely used.
Kana-only spelling for the ワンデイ reading; mainly a search variant.
Loanword from English 'one day', adapted into Japanese with the numeral １ and the English word 'Day' or katakana デー/デイ.