an ordinary girl". Elements of both were already present in Tezuka's Sapphire. The manga is considered to have started the genre of female superheroes, and regarded as a prototype for the magical girl genre. Martin Theron of ANN affirmed the series "influence ... is immeasurable, and in a real sense every lead action heroine who has followed is a direct or indirect spiritual descendant of Princess Sapphire/Prince Knight". Indeed, Sapphire is one of the most recognizable heroines of Tezuka; between March 3–June 27, 2016, the Osamu Tezuka Manga Museum sponsored an art exhibit focused on the "Heroines of Osamu Tezuka", highlighting Sapphire and Pinoko of Black Jack. She was also considered the most iconic heroine in anime history by Thomas Zoth of Mania.com. This work expanded the scope of Japanese popular culture, giving the possibility of explore a wider range of sexual orientations, which goes beyond clear gender binary homo- or heterosexuality. According to Brophy, "Shōjo manga's rich potential for complex representations of the human psyche in diverse sociocultural contexts was essentially constructed by Tezuka's androgynous character Sapphire". Featuring the first gender-ambiguous heroine, it influenced many works, specially shōjo, such as The Rose of Versailles, which possibilited Revolutionary Girl Utena, The Sword of Paros and Sailor Moons Sailor Uranus. Remakes A remake of the original Princess Knight manga called Sapphire: Princess Knight was written by Natsuko Takahashi and illustrated by Pink Hanamori. Serialized from the May 2008 issue to the July 2009 issue in Nakayoshi, it was compiled into four tankōbon between September 5, 2008, and September 4, 2009. To commemorate the 60th anniversary of the series, a reboot version of Princess Knight started to be published on the online manga magazine Puratto Home by Home-sha in July 2013. Called , it is a collaboration with Tezuka Productions and is illustrated by Shōko Fukaki with scenarios by Atsushi Kagurazaka. It lasted forty-one chapters, that were later released on three volumes, of which the first was released on July 25, 2014, along with a drama CD based on it, and the last was published on January 23, 2015. Other adaptations Because of the success of the first manga, a radio dramatization was created. A serial drama, the Princess Knight adaptation was broadcast on Radio Tokyo between April 4, 1955 and September 26, 1955. Almost thirty years later, a theater adaptation of the manga was created by the company Dengeki, running from