[3][11] Ohka's first wrestling character saw her proclaim herself as an idol, which included her singing her own entrance themes and occasionally holding performances in the middle of JDStar events.

On June 22, the two made it to the finals of a tournament for the vacant TWF World Tag Team Championship, before being defeated by Maru and Megumi Yabushita.

[19] On September 23, 2005, Ohka wrestled at an Ibuki event, where she and Kyoko Kimura faced Atsuko Emoto and Ayumi Kurihara in a Two Out of Three Falls match, during which she broke the anterior cruciate ligament in her left knee.

On July 16 at JDStar's final ever event, Ohka wrestled rookie Misaki Ohata to a five-minute time limit draw in what was billed as a "prologue" to her real return match.

[20][24] During the following month, Ohka competed in three consecutive main event singles matches, losing them all, against Misae Genki,[25] Nanae Takahashi,[26] and Toshie Uematsu.

[27] Ohka's main event losing streak ended on September 23, when she defeated thirteen other women in a battle royal to win the Daily Sports Journal Cup.

[43] On October 3, Pro Wrestling Wave took a major step up in the world of joshi puroresu, when the promotion held its first event in Tokyo's Korakuen Hall.

The main event of the evening saw Ohka, Ayumi Kurihara and Sawako Shimono wrestle Ayako Hamada, Meiko Satomura and Yoshiko Tamura to a thirty-minute time limit draw.

[47] In early 2011, Cherry and Hiren joined Ohka, Bambi and Ohata to form the stable named Black Dahlia, after the 1947 murder case.

[60] After a loss to Cherry,[60] wins over Hanako Nakamori,[61] and Misaki Ohata,[62] and a draw against Tsukasa Fujimoto, Ohka finished tied at the top of the block.

[75] After wins over Kurigohan (Ayumi Kurihara and Mika Iida) and 1st Impact (Makoto and Moeka Haruhi), Shidarezakura finished their round-robin block with four points, tied at the top with Shuu Shibutani and Syuri, forcing a decision match between the two teams.

[76][77][78] On November 16, Ohka and Shida were eliminated from the Dual Shock Wave tournament, after suffering their second loss against Shuu Shibutani and Syuri in a match to determine the winner of their round-robin block.

[81][82][83] On January 4, 2013, Ohka and Hikaru Shida failed to capture the Wave Tag Team Championship from Misaki Ohata and Tsukasa Fujimoto in a title match, which ended in a thirty-minute time limit draw.

[95][96][97] However, after a reign of only a month, Shidarezakura lost the Wave Tag Team Championship to Yoko Hatanaka (Gami and Tomoka Nakagawa) in their first defense on August 15.

[101] The team made it all the way to the finals of the tournament, before losing to Las Aventureras (Ayako Hamada and Yuu Yamagata) in a three-way match, which also included Muscle Venus (Hikaru Shida and Tsukasa Fujimoto).

[105] On November 27, Shidare Giann's was eliminated from the tournament in a semifinal submission match by Revolucion Yoko Hatanaka (Gami, Kyoko Kimura and Tomoka Nakagawa).

[108][109] Ohka made her fifth successful defense of the Wave Single Championship on January 26, 2014, when she wrestled Misaki Ohata to a thirty-minute time limit draw.

[110] On March 2, Ohka made her sixth successful defense against JWP representative Kayoko Haruyama as part of a storyline rivalry between the two promotions.

[118] On September 23, Ohka entered the 2014 Dual Shock Wave, teaming with Ice Ribbon's Tsukasa Fujimoto, playing off the two's management roles in their respective home promotions.

[124][125] On January 28, 2017, Ohka and Yuki Miyazaki, billed collectively as "Over Sun", defeated Avid Rival (Misaki Ohata and Ryo Mizunami) to win the Wave Tag Team Championship.

[129] Afterwards, Ohka turned heel and joined Ozaki's Ozaki-gun, which, in addition to the two and Inoue, also included Hiren and non-wrestlers Mika Nishio and Police.

[131] On February 19, 2011, Ohka and Hiren unsuccessfully challenged Chikayo Nagashima and Sonoko Kato for the Oz Academy Tag Team Championship.

[132] On September 23, Ayumi Kurihara, Chikayo Nagashima, Hiroyo Matsumoto, and Ran Yu-Yu joined Ozaki-gun, which was in the process of being renamed Seiki-gun, replacing the retiring Hiren and Inoue, who were kicked out of the group.

[133] On November 27, Ohka and Matsumoto defeated the Oz Academy Tag Team Champions, Carlos Amano and Manami Toyota, in a non-title match.

[134] On February 26, 2012, Ohka, Matsumoto, Nagashima, and Yu-Yu had a four-way match to determine the number one contender to their leader Mayumi Ozaki's Oz Academy Openweight Championship.

[141] On October 1, 2011, Ohka made her American debut for the Shimmer Women Athletes promotion in Berwyn, Illinois, losing to Sara Del Rey as part of Volume 41.

[143] During her week in North America, Ohka also made an appearance for nCw Femmes Fatales in Montreal, Quebec, Canada on October 8, losing to Cheerleader Melissa.

[144] On October 27, 2012, Ohka returned to the United States and Shimmer Women Athletes, defeating Christina Von Eerie as part of Volume 49.