Question: Who was the animator behind the series that inspired "Powerpuff Girls Z"?

full_context: Document 1: List of Powerpuff Girls Z episodes: This is a list of episodes for the anime series "Demashita! Powerpuff Girls Z". It ran for 52 episodes on TV Tokyo from July 1, 2006, to June 30, 2007. The English adaptation of the show has begun airing in English-speaking markets but has not made it to U.S. shores. All 52 episodes have been translated into English.
Document 2: Powerpuff Girls Z: Powerpuff Girls Z (Japanese: 出ましたっ!パワパフガールズZ , Hepburn: Demashita! Pawapafu Gāruzu Zetto , lit. They're Here! Powerpuff Girls Z) , known in some other countries as PPGZ for short, is a Japanese magical girl anime series directed by Megumu Ishiguro, based on the American animated television series "The Powerpuff Girls". The anime is co-produced by Cartoon Network Japan and Aniplex and was animated and produced by Toei Animation, featuring character design by Miho Shimogasa ("Cutie Honey Flash", "Ultra Maniac"). As production occurred in Japan, Craig McCracken, the original creator of "The Powerpuff Girls", was not directly involved with the project.
Document 3: The Powerpuff Girls (2016 TV series): The Powerpuff Girls is an American animated superhero action-comedy television series and a reboot of the Cartoon Network series of the same name. It was first announced in June 2014; a year later, it was announced that it would feature new voice actors for the main characters. The series premiered on April 4, 2016, in the United States, Latin America and Brazil, April 19 in Italy, and April 25 in the United Kingdom.
Document 4: Bliss (The Powerpuff Girls): Blisstina Utonium, better known by the nickname Bliss, is a fictional character created for the 2016 series "The Powerpuff Girls" in the TV movie "Power of Four" released in 2017. She was marketed as the fourth Powerpuff girl and was met with mixed reactions from fans and critics. The character has been widely interpreted as being black and to a lesser degree hispanic.
Document 5: Rocket Power: Rocket Power is an American animated television series created by Arlene Klasky and Gábor Csupó, the creators of "Rugrats". The series ran on Nickelodeon for four seasons from 1999 to 2004. The show mainly revolves around four friends and their daily lives of playing extreme sports, surfing, and getting into various situations.
Document 6: Robot Girls Z: Robot Girls Z (Japanese: ロボットガールズＺ , Hepburn: Robotto Gāruzu Zetto ) is an anime television series produced by Dynamic Planning and animated by Toei Animation. The series is a comedic parody of various mecha series produced by Toei, anthropomorphizing robots from those series into magical girls. The series aired on the Toei Channel between January 4, 2014 and March 2, 2014 and was simulcast by Crunchyroll. A preview was streamed on YouTube on October 18, 2013. The opening theme is "Robot Girls Z" (ロボットガールズZ ) by Kikai♡Shoujotai (Mariko Honda, Inori Minase, Kazusa Aranami, Maaya Uchida, and Minami Tsuda), whilst the ending theme is "Team Z's Power" (チームZのチカラ , Chīmu Zetto no Chikara ) by Robot Girls Team Z (Honda, Minase, and Aranami).
Document 7: Foster's Home for Imaginary Friends: Foster's Home for Imaginary Friends (commonly abbreviated as Foster's) is an American animated television series created by Craig McCracken for Cartoon Network Studios. The series, set in a world in which imaginary friends coexist with humans, centers on an 8-year-old boy, Mac, who is pressured by his mother to abandon his imaginary friend, Bloo. After Mac discovers an orphanage dedicated to housing abandoned imaginary friends, Bloo moves into the home and is kept from adoption so long as Mac visits him daily. The episodes revolve around Mac and Bloo as they interact with other imaginary friends and house staff and live out their day-to-day adventures, often getting caught up in various predicaments.
Document 8: Craig McCracken: Craig Douglas McCracken (born March 31, 1971) is an American animator, director, writer, and producer. He is best known for creating the Emmy-winning animated series "The Powerpuff Girls", "Foster's Home for Imaginary Friends" and "Wander Over Yonder" as well as writing and storyboarding for "Dexter's Laboratory" for Cartoon Network. He has been married to fellow animator Lauren Faust since 2004.
Document 9: Fresh Pretty Cure!: Fresh PreCure! (フレッシュプリキュア! , Furesshu PuriKyua! ) or Fresh Pretty Cure!, is a Japanese anime series and the sixth "Pretty Cure" installment by Izumi Todo. Produced by Toei Animation, the series was directed by Junji Shimizu (who also directed "Jigoku Sensei Nube The Movie") and written by Atsushi Maekawa (writer for "Bakugan Battle Brawlers" and "Jewelpet"). Character designs were created by Hisashi Kagawa, who previously designed the characters in the anime "Saikano", Bomberman Jetters and "Kamikaze Kaitou Jeanne". The series aired on TV Asahi's ANN network between February 1, 2009 and January 31, 2010, replacing "Yes! PreCure 5 Go Go!" in its initial time slot, and was succeeded by "HeartCatch PreCure!". This is the first "Pretty Cure" series to extend the target-audience demographic beyond young girls, as well as the first to introduce CG-animated end credits focused on dance routines.
Document 10: List of The Powerpuff Girls episodes: "The Powerpuff Girls" is an American animated television series created by Craig McCracken for Cartoon Network. The series began as a student film called "Whoopass Stew", made by McCracken while he attended the California Institute of the Arts in 1992. Two additional shorts, "Meat Fuzzy Lumpkins" and "Crime 101", later aired on Cartoon Network's "World Premiere Toons". The series officially premiered on November 18, 1998, lasting 6 seasons with 78 episodes total. A Christmas special and a 10th anniversary special were also produced. Episodes of "The Powerpuff Girls" have seen numerous DVD and VHS releases as well. The musical episode "See Me, Feel Me, Gnomey" was never aired in the United States, but was broadcast on YTV in Canada as well as in other countries, and is included on the complete series DVD box set.
Document 11: List of The Powerpuff Girls video games: The Powerpuff Girls video games are a series of action and platformer games based on Cartoon Network's cartoon series, "The Powerpuff Girls". They were published by BAM! Entertainment and distributed by Cartoon Network Interactive and Warner Bros. Interactive Entertainment. Nintendo Game Boy and Game Boy Advance games include "Bad Mojo Jojo", "Paint the Townsville Green", "Battle HIM", "HIM and Seek", "Mojo Jojo A-Go-Go", and the "Powerpuff Girls Z" game "Game de Demashita! Powerpuff Girls Z". Console games include "Chemical X-Traction" for the Nintendo 64 and Sony PlayStation and "Relish Rampage" for the Nintendo GameCube and PlayStation 2. PC games include "Mojo Jojo's Clone Zone", "Gamesville", "Princess Snorebucks", "Mojo Jojo's Pet Project", and "Defenders of Townsville".
Document 12: List of Powerpuff Girls Z characters: The following is a list of characters who appear in Powerpuff Girls Z, an anime version of "The Powerpuff Girls". Where appropriate, Japanese names are on the left whilst names from Ocean Productions' English language dub are on the right.
Document 13: The Powerpuff Girls: The Powerpuff Girls is an American superhero animated television series created by animator Craig McCracken for Cartoon Network. The show centers on Blossom, Bubbles, and Buttercup, three girls with superpowers, as well as their father, the brainy scientist Professor Utonium, who all live in the city of Townsville. The girls are frequently called upon by the town's childlike and naive mayor to help fight nearby criminals using their powers.
Document 14: Dragon Ball Z: Dragon Ball Z (Japanese: ドラゴンボール<ruby ><rb>Z</rb><rp> (</rp><rt >ゼット</rt><rp>)</rp></ruby> , Hepburn: Doragon Bōru Zetto , commonly abbreviated as "DBZ") is a Japanese anime television series produced by Toei Animation. "Dragon Ball Z" is the sequel to the "Dragon Ball" anime and adapts the latter 325 chapters of the original 519-chapter "Dragon Ball" manga series created by Akira Toriyama, that were published from 1988 to 1995 in "Weekly Shōnen Jump". "Dragon Ball Z" first aired in Japan on Fuji TV from April 26, 1989 to January 31, 1996, before being dubbed in several territories around the world, including the United States, Australia, Europe, India, and Latin America.
Document 15: The Powerpuff Girls Movie: The Powerpuff Girls Movie is a 2002 American animated superhero action-comedy film based on the Cartoon Network animated television series of the same name. The film was directed by series creator Craig McCracken, and was released in theaters on July 3, 2002, by Warner Bros. Pictures. It is a prequel to the series that tells the origin story of how the Powerpuff Girls were created, and how they came to be the defenders of Townsville. In theaters, a "Dexter's Laboratory" short titled "Chicken Scratch" was shown prior to the film, which later aired as part of the series' fourth season.
ground_truth: Craig McCracken