Mayu Iwatani Biography: Age, Net Worth, Height, Weight, Career, Championships, Wrestling, Siblings, Social Media

Mayu Iwatani is a Japanese professional wrestler, widely celebrated for her extraordinary tenure in World Wonder Ring Stardom, where she came to be seen as the promotion’s symbolic leader.

Emerging from a small rural town, she rose to become one of the most decorated female wrestlers in Japan.

After branching out to win New Japan Pro-Wrestling’s IWGP Women’s Championship, the longest reign in that title’s history—she recently departed Stardom in 2025, embarking on a new chapter with Dream Star Fighting Marigold.

Profile

• Full name: Mayu Iwatani
• Nickname: Mayuchica, Mayuchika, Mayucica, Yurei
• Date of birth: February 19, 1993
• Age: 32 years old
• Gender: Female
• Place of birth: Mine, Yamaguchi, Japan
• State of origin: Yamaguchi Prefecture
• Nationality: Japanese
• Profession: Professional wrestler
• Height: 165 cm
• Weight: 50 kg
• Parents: N/A
• Siblings: Two older brothers
• Spouse: N/A
• Children: N/A
• Relationship status: N/A
• Ethnicity: Japanese
• Net worth: USD 1.48 million

Early Life and education

Mayu Iwatani is now 32 years old and was born on February 19, 1993, in Mine, Yamaguchi, Japan.

She grew up in a countryside setting alongside two older brothers.

In her early school years, she engaged in judo and high jump, but later withdrew socially and spent nearly three years mostly indoors during high school.

After leaving school, she discovered professional wrestling by watching a Dragon Gate event.

Motivated by that experience, she contacted Fuka—Stardom’s general manager at the time—and moved to Tokyo in 2010 to train, marking the beginning of her wrestling journey.

Personal Life

Mayu Iwatani maintains a largely private personal life.

Details about her marital status, or children have not been shared publicly.

Career

Mayu Iwatani debuted in January 2011 after training under Fuka and Nanae Takahashi.

She became a central figure in Stardom, earning top championships including two World of Stardom titles, two Wonder of Stardom titles, one High Speed Championship, one SWA World Championship, two Goddesses of Stardom titles, and five Artist of Stardom titles.

She also won the Cinderella Tournament in 2015 and 2016, and the prestigious 5★Star Grand Prix in 2018.

She extended her reach internationally by winning the Ring of Honor Women of Honor World Championship during Stardom’s partnership with ROH.

In New Japan Pro-Wrestling, she won the IWGP Women’s Championship in April 2023, holding the title for a record 735 days with nine successful defenses—the longest reign in the title’s history.

In April 2025, after 14 years with Stardom, she announced her departure following her losing the IWGP Women’s title at All-Star Grand Queendom.

She then joined Dream Star Fighting Marigold.

Awards

Mayu Iwatani’s achievements include:

• Multiple top titles in Stardom: World of Stardom, Wonder of Stardom, High Speed, SWA, Goddesses of Stardom, and Artist of Stardom.
• Back-to-back Cinderella Tournament victories (2015, 2016) and the 2018 5★Star Grand Prix win.
• ROH Women of Honor World Championship.
• IWGP Women’s Championship (longest reign in history).
• Tokyo Sports Joshi Puroresu Grand Prize (2019).

Net worth

Mayu Iwatani’s estimated net worth stands at approximately USD 1.48 million as of 2025.

Social Media

• X (Twitter): @MayuIwatani
• Instagram: @iwatanimayu