[ Text ID: 320130 ]

Chapter of Memories: Daughter of scientist Murata Ryusuke. Lost her mother to a Houkai disease when she was a little girl, and later lost her father as well to a failed experiment. Afterwards, she joined the newly founded St. Freya HS and became a Rank A Valkyrie. She was then given access to the Corona Claymore and Nexus Armor, and was also authorized to pilot the Hyperion. After the Third Houkai Outbreak, she was dispatched on a secret retrieval mission in Nagazora, the source of the Outbreak. Currently part of Valkyrie Squad 5, she works alongside Kiana, Mei and Bronya to conduct missions all around the world. At the end of the Chapter of Memories, her Corona Claymore was smashed by Kiana, who had transformed into a Herrscher, and she was thus unable to save the world from destruction.
Chapter of Rebirth: As in the Chapter of Memories, she is currently an important member of the Shicksal, carrying out missions in different parts of the world. When Kiana and others were caught by Anti-Entropy, she took them back to St.freya. After Otto bombed St. Freya, Himeko took Kiana, Mei and Kyuushou to fight with Anti-Entropy. After saving Theresa, she drove the vehicle to cover Kiana and others to leave. Otto did not kill her, but arranged her as the guard for Theresa.

追溯篇：科学家无量塔隆介的女儿。幼年时母亲因崩坏引发的疾病而去世，父亲也在之后于一场实验中葬身。之后加入了才建立不久的圣芙蕾雅学园，并成为了A级女武神。有着日冕重剑和Nexus的配置，以及休伯利安号的使用权。第三次崩坏发生后赶往源头长空市进行秘密回收任务。现与琪亚娜、芽衣、布洛妮娅组成了女武神第五小队在世界各地执行任务。在追溯篇结尾其日冕重剑被律者化的琪亚娜击碎，未能阻止世界的毁灭。
新生篇：同追溯篇一样，现作为天命重要的战力在各地执行任务，在琪亚娜等人落入逆熵时将她们带回了圣芙蕾雅学园。在奥托轰炸圣芙蕾雅学园后，姬子带着琪亚娜，芽衣和九霄出逃，现与逆熵一起行动。在琪亚娜一意孤行出发进行拯救德丽莎作战后，为了解救她们自己驾驶逆熵的飞行器突入，一人垫后换取了琪亚娜等人的成功逃脱。随后被奥托留了一命，安排为德丽莎的护卫，留在了德丽莎身边。

追想編：科学者・無量塔隆介の娘。幼少時に母を崩壊による病気で亡くし、父親も引き続き実験で亡くす。その後設立されて間もない聖フレイヤ学園に入り、A級ヴァルキリーとなる。暁光の重剣とNexusを装備し、ハイペリオン号の使用権を持つ。第三次崩壊の発生後、長空市に戻り極秘の回収任務を行う。現在はキアナ、芽衣、ブローニャとヴァルキリー第五小隊を組織し、世界各地で任務を遂行している。追憶編の最後で暁光の重剣を律者化したキアナに砕かれ、世界の壊滅を阻止できなかった。

新生編：追憶編と同じ。現在は天命の重要な戦力として各地で任務を遂行している。長空市の救援作戦から無事に帰還した。

추상편: 과학자 무라타 류스케의 딸. 어린 시절 어머니를 붕괴로 인한 질병으로 여의고, 아버지마저 실험 사고로 잃었다. 이후 창설 초기의 세인트 프레야 학원에 들어가 A급 발키리가 되었다. 효광의 중검과 넥서스를 장비하며 히페리온 호의 사용권을 보유. 제3차 붕괴 발생 후 장공시로 돌아와 극비 회수 임무를 수행 중이다. 현재 키아나, 메이, 브로냐와 함께 발키리 제5소대를 조직해 전 세계에서 임무를 수행하고 있다. 추억편 마지막에 효광의 중검이 율자화한 키아나에게 파괴당했으며, 세계의 멸망을 막지 못했다.
신생편: 추억편과 동일. 현재 천명의 핵심 전력으로 각지에서 임무 수행 중. 장공시 구출 작전에서 무사히 귀환했다.