the language (usually considered to be Altaic) spoken by the Japanese
"She decided to learn Japanese so she could read manga in its original form."
A person living in or coming from Japan, or of Japanese ancestry.
"The local festival featured a talented Japanese dancer who had recently moved to the city."
In plain English: A Japanese person is someone who was born to parents from Japan and usually speaks that language at home.
"The Japanese at the next table spoke very quietly."
Of, relating to, or derived from Japan, its people, language, or culture.
"The Japanese cuisine features fresh sushi and savory ramen that reflect the country's rich culinary traditions."
In plain English: Japanese describes anything that comes from Japan, such as its people, culture, language, or food.
"We ate delicious Japanese sushi for lunch today."
The word comes from Japan combined with the suffix -ese, following a pattern established by earlier terms like Portuguese japonês and French japonais. It originally served to designate people or things from Japan.