also: オクトバー
noun
Loanword from English, used in contexts such as event names, brand names, or creative works. In ordinary date references, 十月 (じゅうがつ) is the standard term.
そのイベントはオクトーバーに開催される。
The event is held in October.
The standard Japanese word for October. オクトーバー is a loanword used mainly in names or stylized contexts.
Borrowed from English 'October'.