It was the lively language of the troubadours in the late 11th to 13th centuries, but almost forgotten as the written language as it was forbidden to be used in 1539. However, Occitan was revived by Felibrige, an organization established in 1854 by Frederic Mistral to promote Occitan, and is now one of the languages used in the Baccalaureate, the French equivalent of the college entrance examination. Unan, daon, tri. Breton is said to be spoken by about 250,000 people who live in Brittany, France. It is a language brought by the Celts when they crossed the sea in the 5th and 6th centuries, under pressure from the Anglo-Saxons' invasions to Britain.
Numerals are on the basis of twenty, the number of fingers on a person's hands and feet.
Its contents have been prepared by Yoshi Mikami.