Japanese and Chinese
Uygur is primarily spoken in Eastern and Central Asia, but it is not considered a "main" language anywhere.
The language group "Altaic" refers to spoken languages from Eastern Europe through Asia Minor.
Eastern Asia is dependent on geographical position. Eastern Asia can include the People's Republic of China, the Koreas, the Russian Federation's Far East, and Japan. The widely used languages in these Eastern Asian nations include Mandarin, Korean, Russian, and Japanese (among many others).
Persian is a common language, as a lingua franca in South Asia, Central Asia and Middle east
The three most widely spoken languages in Asia are:MandarinHindiArabic
Mandarin Chinese is the most common language spoken in Asia, with over a billion native speakers.
Arabic
Mandarin
Arabic.
Southwest Asia, also called the Middle East, has ARABICas the predominant language spoken. However, the dialects differ from country to country.
The most common language spoken across the countries of Asia is English.
English