Key signature names and translations

When a musical key or key signature is referred to in a language other than English, that language may use the usual notation used in English (namely the letters A to G, along with translations of the words sharp, flat, major and minor in that language): languages which use the English system include Irish, Welsh, Hindi, Japanese (based on katakana in iroha order), Korean (based on hangul in ganada order), Chinese, Thai, Indonesian, Filipino, Swahili, Esperanto. Or it may use some different notation.

Source: Wikipedia — Key signature names and translations (CC BY-SA 4.0)