Io Shirai is a member of Damage CTRL and is one-half of the current WWE Women's Tag Team Champions with fellow stablemate Dakota Kai.
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37 Facts About Io Shirai
2.
Io Shirai previously wrestled in WWE's developmental brand NXT under the ring name Io Shirai, where she was a former NXT Women's Champion and NXT Women's Tag Team Champion.
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3.
Io Shirai is known for her time in World Wonder Ring Stardom, where she was a former two-time Wonder of Stardom Champion, six-time Artist of Stardom Champion, two-time World of Stardom Champion, the inaugural SWA World Champion, one-time Goddess of Stardom Champion, and one-time High Speed Champion.
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4.
Io Shirai was recognized as the "ace" of Stardom, and was the recipient of the 2015,2016 and 2017 Tokyo Sports Joshi Puroresu Grand Prizes.
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5.
Io Shirai worked for Stardom from 2011 until 2018, when she signed with WWE.
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6.
On June 19,2010, the Io Shirai sisters formed the Triple Tails stable with fellow freelancer Kana, defeating Ayumi Kurihara, Hikaru Shida and Yoshiko Tamura in their first match together at a NEO Japan Ladies Pro Wrestling event.
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7.
In 2010, Io Shirai traveled to Mexico, where she entered a local wrestling school to undergo further training.
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8.
On October 14,2010, Io Shirai, working under the ring name Biba Kasai, made her debut for International Wrestling Revolution Group at an event in Naucalpan, Mexico, where she teamed with Mini Abismo Negro, Monster Clown and Yuriko to defeat El Hijo de Cien Caras, Mari Apache, Mascarita Divina and Pasion Cristal via disqualification in an eight-person tag team match.
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10.
In November 2011, Io Shirai returned to Mexico with Wrestling All-Star Pros for another two-week tour.
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11.
Io Shirai returned to Mexico on May 19,2012, to take part in Lucha Expo in Mexico City, where she teamed with Keira to defeat Chica Tormenta and La Vaquerita in a tag team match.
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13.
Later that same day, Io Shirai took part in Lucha Fan Fest 8, where she, Dos Caras and Vanely defeated Atenea, Iwatani and Brazo de Plata in a six-person tag team match.
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14.
In January 2012, Io Shirai formed the Planet stable with Arisa Hoshiki, Mayu Iwatani and Natsumi Showzuki.
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15.
Io Shirai finished her 2012 by losing to Kyoko Kimura on December 24 in a match, where the winner would earn the right to challenge for any of Stardom's titles.
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16.
On March 24,2013, Io Shirai first defeated Kaori Yoneyama in the semi-finals and then Dark Angel in the finals to become the number one contender to the World of Stardom Championship at the biggest event in Stardom's history on April 29 at Ryogoku Kokugikan.
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17.
From August 25 to September 23, Io Shirai took part in 5?Star GP2013, where she finished with a record of three wins, one draw and one loss, with a draw on the final day against rookie Takumi Iroha costing her a spot in the finals.
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18.
Post-match, Io Shirai offered the next shot at her title to JWP Joshi Puroresu wrestler Arisa Nakajima.
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19.
Post-match, Io Shirai was challenged to another double title match by new High Speed Champion Natsuki?Taiyo.
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20.
On January 26,2014, at Stardom's third anniversary event, Io Shirai defeated High Speed Champion Natsuki?Taiyo in a match, where only the World of Stardom Championship was on the line, to make her fifth successful title defense.
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21.
The following day, Io Shirai announced she was undergoing a tailbone surgery, but was only expected to miss one month of in-ring action.
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22.
The following day, Io Shirai announced that she was going on an indefinite hiatus to undergo treatment for a neck injury.
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23.
Reportedly, Io Shirai had informed Stardom's management that she was taking the offer.
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25.
Io Shirai's tryout was not supposed to go public, but due to a communications issue, she was featured on WWE's official website in an article that was taken down shortly afterwards.
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26.
Io Shirai made her first official appearance for the promotion on June 30,2018, at the WWE house show in Ryogoku Kokugikan, where it was announced she had signed with the promotion and would be competing in their developmental territory, NXT.
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27.
Shortly after, with Kai sidelined with an injury, Io Shirai continued to team with Sane, forming a tag team known as "The Sky Pirates" while continuing to defeat various teams.
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28.
At the event, Io Shirai was unsuccessful in defeating Baszler, despite Candice LeRae's interference and attack on Duke and Shafir.
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29.
The next night at Survivor Series, Io Shirai competed as part of Team NXT, in the first-ever 5-on-5-on-5 Women's Survivor Series match, where her team won and she was one of the survivors.
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30.
Io Shirai defeated Sasha Banks in a non-title match at The Great American Bash special episode of NXT.
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31.
At TakeOver: WarGames, Io Shirai was a part of Team Blackheart who faced Team Lerae in a losing effort in which Io Shirai was pinned by Gonzalez.
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32.
On February 14,2021, at TakeOver: Vengeance Day Io Shirai defeated Mercedes Martinez and Toni Storm in a triple threat match to retain the NXT Women's Championship.
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33.
At WarGames, Io Shirai teamed with Cora Jade, Kay Lee Ray, and Raquel Gonzalez.
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34.
In 2022, Io Shirai allied with Kay Lee Ray after saving the latter from Toxic Attraction's attack.
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35.
On July 30,2022, Io Shirai made her return from injury at SummerSlam alongside Bayley and Dakota Kai, with the three being allies and confronting Raw Women's Champion Bianca Belair.
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36.
Io Shirai was presented under the new ring name Iyo Sky and joined the Raw brand as a heel.
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37.
Io Shirai noted that her professional wrestling persona is inspired by Rey Mysterio.
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