The AJW Junior Championship was a tertiary singles title in All Japan Women's Pro-Wrestling. The title started in 1980 and was retired in April 2005 when the promotion closed.

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.