na-adjective, noun
Used as a noun or adjectival noun to indicate the highest limit, quantity, or degree. Common in technical, sports, and everyday contexts.
このエアコンのマキシマム出力はすごい。
The maximum output of this air conditioner is impressive.
マキシマムで10人まで入れます。
A maximum of ten people can enter.
Borrowed from English 'maximum'.