Bahasa Jawa (Javanese) is the second most widely used regional language in Indonesia. Bahasa Jawa is also one of the languages more commonly known by the public, besides bahasa Indonesia.

There are four levels of bahasa Jawa speech. And this is usually symbolized as a form of respect. The four levels of bahasa Jawa include ngoko, madya, krama, and krama inggil. Wisma Bahasa’s Javanese Language course refers to these following categories: