World Woman Pro-Wrestling Diana World Championship

Like most professional wrestling championships, the title is won as a result of a scripted match.

[1] On November 20, 2021, Inoue who was in her fourth reign vacated the championship after sustaining an injury.

[3] On January 23, 2022, Nagisa Nozaki defeated a former titleholder Ayako Sato to win the vacant championship.

Inoue the oldest champion at 51 years old, while Haruka Umesaki is the youngest at 22.

She won the title by defeating Ayame Sasamura on January 19, 2025, in Tokyo, Japan.

Current champion, Hiragi Kurumi