Yoshiko

, known mononymously as , is a Japanese professional wrestler. She is currently working for Seadlinnng. She debuted with the World Wonder Ring Stardom promotion in January 2011, forming a successful partnership with Natsuki☆Taiyo, with the two winning the Goddess of Stardom Championship and the 2012 Goddesses of Stardom Tag League. Following Taiyo's retirement, Yoshiko won Stardom's top title, the World of Stardom Championship, in August 2014. Yoshiko's reign ended in controversy in February 2015, when she went off script during a match with Act Yasukawa, legitimately beating and injuring her. Afterwards, Yoshiko was out of the World of Stardom Championship, suspended and eventually announced her retirement. However, she soon returned to professional wrestling, and in February 2016, started working for Nanae Takahashi's new promotion Seadlinnng. She later made a special appearance at All Star Dream Cinderella, in a match against Mayu Iwatani. Professional wrestling career World Wonder Ring Stardom (2010–2015) Hirano was presented as part of World Wonder Ring Stardom's roster at the promotion's first press conference on September 7, 2010. She was trained alongside the likes of Eri Susa, Mayu Iwatani, Yoko Bito and Yuzuki Aikawa as part of Stardom's first class of trainees. Hirano was given the ring name Yoshiko, spelled with the Roman numeral for the number four, IV, read as "shi". She was given a villainous character, inspired by the yankii culture. Her debut match took place at Stardom's inaugural event on January 23, 2011, where she was defeated by Yoko Bito. Afterwards, Yoshiko formed a partnership with veteran wrestler Natsuki☆Taiyo. The team was named "Kawasaki Katsushika Saikyou Densetsu" ("Kawasaki [Taiyo's birthplace] Katsushika [Yoshiko's birthplace] Strongest Legend"). On July 24, Yoshiko was part of a match to determine the inaugural Wonder of Stardom Champion, but was defeated by Yuzuki Aikawa. On November 27, Yoshiko and Taiyo were defeated by Aikawa and Bito in the finals of the 2011 Goddesses of Stardom Tag League, which was used to determine the inaugural Goddess of Stardom Champions. Yoshiko ended the year by winning a four-woman tournament contested between the class one trainees to become the 2011 Rookie of Stardom.