The WWWA World Single Championship was the top singles women's professional wrestling championship in All Japan Women's Pro-Wrestling (AJW) from 1970 until it closed in 2006. It was also known in Pro Wrestling Illustrated and other London Publishing wrestling magazines as the All-Japan Women's International Championship. The title was descended from the original Women's World Championship, which Mildred Burke won in 1937.

All Japan Women's Pro-Wrestling , nicknamed Zenjo was a joshi puroresu promotion established in 1968 by Takashi Matsunaga and his brothers. The group held their first card on June 4 of that year. For close to 33 years it had a TV program on Fuji TV called Women's Professional Wrestling.