Sawa Takigawa (滝川 紗羽 Takigawa Sawa) is a journalist investigating the Pandora Box. She aids Sento Kiryu by providing him with information. Later, she was revealed to be working for Jusaburo Nanba as a spy to watch over Build, though this was, in reality, so that she could find a connection between Nanba and the Touto government. She later became one of the victims of Faust's experiments and was turned into the Stretch Smash (ストレッチスマッシュ Sutoretchi Sumasshu) after her cover was compromised. Her Smash essence was used as the basis for the Octopus Fullbottle.
Sawa Takigawa made a first appearance as one of Marika Kato's followers.
After the deaths of Kain and Thornheart, she and the heroes continued to live a life with her friends in Mars. Suddenly, she and the people were visited by the Symphogear heroines and their friends for the first time. During the meeting, she and the gang decided to discuss about the future deaths of Rustal Elion and the rest of Lord Prozen's minions as well.
After the meeting was finished, she and the heroes left their homeplanet Mars, thus leaving their families and their homes behind. While continuing to escort Futaba Ichinose and Chitose Karasuma, she and her friends were confronted by the people of the Knights of Gjallarhorn. However, she and the heroes mangaed to best them by sending Flint Lockwood and Steve the Monkey into another ship. Sawa and the heroes Transylvanian Business for the first time.
Following the defeats of the Bruters and the death of Yan Baihu, she and the heroes continued their journey to earth. She and and the rest of many heroes spend time in order for themselves to be relaxed. However, she and the others were shocked that Yugo Ogami and Alice Tsukagami were kidnapped by Gjallarhorn after Leo Conrad and Sally Land were recruited. She and the heroes must have a meeting with Dr. Dan and his companions. When the meeting was done, she and the heroes continued their journey. Suddenly, she and the heroes were confronted by the combined forces of Yuinshiel Asteria and Vladilena Milizé, including the Sword of Logos Kamen Riders. Following the defeats of Julieta Juris and the Time Jackers, she and the others had mourned the deaths of Leo Conrad and Sally Land. Sawa and the others continued their journey.
Allies and enemies
Allies: Luigi Latorre, Hibiki Tachibana, Tsubasa Kazanari, Chris Yukine, Maria Cadenzavna Eve, Shirabe Tsukuyomi, Kirika Akatsuki, Miku Kohinata, Souji Tendou/Kamen Rider Kabuto, Arata Kagami/Kamen Rider Gatack, Ruuji Familon, Arashi (Zoids), Midori, Heero Yuy, Kira Yamato, Setsuna F. Seiei, Bugs Bunny, Marika Kato, Milinda Brantini, Sento Kiryu/Kamen Rider Build, Milinda Brantini, Dominic Toretto, Greg Heffley, Tsubomi Kido, Wade Owen Watts, Shouya Ishida, Hei (Darker than Black), Ryuga Banjou/Kamen Rider Cross-Z, Soichi Isurugi, Misora Isurugi, Eiji Hino/Kamen Rider OOO, Professor Kukui, Professor Burnet, Kouta Kazuraba/Kamen Rider Gaim, Kaito Kumon/Kamen Rider Baron, Mitsuzane Kureshima/Kamen Rider Ryugen, Takatora Kureshima/Kamen Rider Zangetsu/Zangetsu Shin, Suzuka Kamiki, Gas-House Gorillas, Kazumi Sawatari/Kamen Rider Grease, He Jin, Hyde Kido, Bastion Misawa, Horrid Henry, Mirei Mikagura, Etemon, Volcamon, Yūna Yūki, Mimori Tōgō, Fu Inubouzaki, Itsuki Inubouzaki, Karin Miyoshi, Sonoko Nogi, Hiroki Nagase, Masaru Ooyama/Akaba, Syuuya Aikawa/Aoba, Syoukichi Mihara/Kiba, Futaba Ichinose, Chitose Karasuma, Kenzo Tenma, Kudelia Aina Bernstein, Atra Mixta, Wataru Kurenai/Kamen Rider Kiva, Kivat-bat the 3rd, Kate Green, Gentoku Himuro/Night Rogue/Kamen Rider Rogue, Rinna Sawagami, Nariaki Utsumi, Akari Tsukimura, Leena Toros, Aila Jyrkiainen, Mitsuya Majime, Hester Shaw, Kouhei Araki, Jiro, Ramon, Riki, Leo Conrad, Sally Land, Seraphimon, Cherubimon (Good), Ophanimon, Guardian Eatos, Kuroto Dan/Kamen Rider Genm, Knight Unryuji, Rona Tsunomori, Rei Kiriyama, Rena Asteria
Enemies: Gunther Prozen, Thaddeus Valentine, Hajime Busuzima, Thornheart (deceased; killed by Milinda Brantini), Dr. Ellie Staple, Kain (RESTOL Special Rescue Squad) (deceased), Flinty McCallahan (deceased), Greta Hideg, Matori, Dr. Zager, Gozu (Pokemon), Mikie Okamine, Masakuni Mido, Jail Scaglietti, Gabby Jay, Alva, Kuroto Dan/Kamen Rider Genm (formerly), Rustal Elion, Carta Issue, Iok Kujan, Gallus Bauduin, Elek Falk, Iznario Fareed, Nemo Baklazan, Julieta Juris, Wolf Rocky, Knight Unryuji (formerly), Shia Kijima, Wilfrid Kijima, Saga Adou, Swartz, Uhr, Ora, Tid, Nom Nom, Great New Empire