Sajyou Manaka

Biodata

Feature	Value
Name	Sajyou Manaka (沙条爱歌)
Alias(es)	Aika; Sajyou Aika; Princess of the Root 146 161
Species/Race	Beast VI; appears in human form and is explicitly distinguished from a Heroic Spirit 44 256
Gender	Female 10
Affiliation	Lan Ze’s household in Tokyo 1 49
Occupation/Role	Mage; landlady; Lan Ze’s girlfriend 67 146 237
Status	Alive at the latest documented appearance 262
First Appearance	Chapter 1 1

Background / History

Arrival in Tokyo

Manaka first appears in Lan Ze’s apartment after he completes the standalone game Moon World. He initially regards her as a game character who has become real, while she insists on her reality and expresses feelings for him. Their domestic arrangement includes an agreement over household chores 1 4.

Her connection to the Root predates these events: she has possessed it since birth. She deliberately restricts her own powers because knowing her future would make life boring. Consequently, her early suspicions about Lan Ze’s activities develop through observation and magical traces rather than unrestricted foreknowledge 13 15.

Seventh Singularity

Manaka notices the aura of the Beast of Regression around Lan Ze before learning about his relationship with Tiamat. She later intervenes against Goetia in the Seventh Singularity, physically overpowering him and bombarding him with magic. Her intervention prevents Tiamat from needing to release her Spirit Core’s restraints, which could have undone the group’s efforts to restore her self-control 13 43 44.

Goetia’s defeat exposes Manaka’s identity as Beast VI to Lan Ze. Seeing him with Tiamat also explains the unfamiliar Beast scent she had repeatedly detected on him 44.

Back in Tokyo, Manaka tries to keep Tiamat from finding their home by concealing its traces behind several magical barriers. Tiamat nevertheless arrives, and Lan Ze welcomes her into the household. Their rivalry subsequently makes room for shared activities, including competitive gaming 49 52.

Holy Lance Curse and Fuyuki

When the Holy Lance alters Lan Ze’s body, Manaka tracks him to Vortigern’s castle. She examines the magic within him and supplies power from the Root, but her promise of a quick solution to the curse is not fulfilled immediately. She instead helps retrieve the Holy Grail and investigates whether the corruption has also affected his physical body in reality 96 97 98 100.

During the subsequent Holy Grail War, she confronts Ryougi Shiki and demands that she stop pursuing Lan Ze. Their dispute escalates into a battle involving ancient monsters, threatening Fuyuki until Lan Ze intervenes. Manaka later makes the Holy Grail wish that removes the Holy Lance’s erosion from him 146 147 148 149 154.

She initially tries to leave Shiki behind on the return to Tokyo. After Shiki finds the apartment anyway, Manaka allows her to stay, reasoning that keeping her nearby makes supervision easier 158 163 165.

Temple of Time

Manaka watches Lan Ze’s later duel with Goetia, ready to intervene if his life is endangered regardless of their agreement to fight one-on-one. She subsequently joins the battle in the Temple of Time 236 256.

At Lan Ze’s request, she enables Goetia to see the doctor’s true identity through his Spirit Origin. A later passage confirms that she reactivated Omniscience and Omnipotence during the battle, allowing her to locate the other women and inspect Lan Ze’s magical energy afterward 258 261.

Appearance

• Apparent age: Looks approximately thirteen or fourteen; her actual age is not given 10.
• Hair: Short, pale golden or light-blonde hair 8 97.
• Eyes: Sapphire blue 49 169.
• Build and complexion: Petite, fair-skinned, and repeatedly compared to a porcelain doll 97 124 169.
• Clothing: Wears Western-style dresses, including sundresses and a green dress; white stockings also feature in her early appearances 8 52 97 165.
• Mannerisms: Often stands with her hands behind her back and maintains an elegant smile, even while threatening someone 10 97 146.

Personality

Manaka cultivates the bearing of an elegant princess and takes pride in appearing mature. Her confidence comes from her extraordinary strength, but her everyday attentiveness is equally pronounced: she knows Lan Ze’s class schedule and recognizes departures from his usual habits. She also helps with messages and household responsibilities 4 8 15.

Her strongest emotional vulnerability is jealousy. She treats her long acquaintance with Lan Ze as grounds for priority over other women, calls herself his “main wife,” and is particularly threatened by Shiki’s similar connection to the Root. Her insecurity also extends to her slower physical development 146 158 162 262.

Her protectiveness can become controlling. She confines Lan Ze to his room to enforce rest and admits to thoughts of locking him away. Nevertheless, she restrains her lethal impulses because he likes kind-hearted girls, gradually accepts other members of the household, and eventually speaks openly to him about her insecurity 147 165 246 262.

Abilities & Skills

Connection to the Root

• Born connected to the Root, granting Omniscience and Omnipotence 15 44.
• Possesses a single magic circuit directly connected to the Root, compared to a floodgate rather than an ordinary mage’s limited channels 197.
• Her magic circuits are classified as EX-rank; her supply allows her to support multiple Servants without the usual limitations 192.
• Can facilitate access to the Root and create an exit portal for Lan Ze 51 98 248.
• Normally restricts her foreknowledge voluntarily, but reactivates her full perception during the Goetia battle 15 261.

Beast VI

• Her attacks bypass Goetia’s Anti-Summoning protection because she is not a Heroic Spirit 44.
• Can understand Tiamat’s vocalizations despite not speaking in the same way 46.
• Possesses Independent Manifestation and states that she can create a Singularity 170.
• Lan Ze initially understands her as a Beast possessing only part of a complete Beast’s power. Goetia later distinguishes her human form from the Beast within her 121 256.
• Unlike Tiamat, she has a death-line, though it exists on another plane and is extremely difficult for Shiki to locate 165.

Magecraft and Magical Combat

• Uses both modern magecraft and Divine Era Magic; Scathach recognizes her proficiency as exceeding that of most mages 171.
• A finger snap can gather enough mana to produce repeated explosions comparable to Noble Phantasm releases 44.
• Combines direct magical attacks with physical force, overpowering Goetia on her arrival in the Seventh Singularity 43 44.
• Teaches Lan Ze a seemingly simple magical gesture, though he cannot reproduce her result 248.

Ancient Monster Summoning

• Summons Age of Gods creatures with simple gestures, a feat beyond the modern mages described in the story 58 147.
• Uses a bat-like familiar to investigate Lan Ze’s activities 58.
• Can summon dragons, wyverns, and groups of ancient monsters for combat 58 147 148.

Barriers and Spatial Magic

• Creates layered barriers that conceal the household’s magical traces 49.
• Detects and warns Chaldea personnel secretly observing the apartment 52.
• Treats teleportation as basic magecraft and is also shown flying back to Tokyo 52 158.
• Uses barriers to confine Lan Ze for rest and protect the wooden house in Merlin’s sea of flowers from outside contact 165 247.
• Opens a spatial hole beneath Merlin to deliver him outside the Tohsaka estate 245.
• Her travel between Tokyo and distant Singularities is not always instantaneous: reaching Fuyuki quickly later requires Irisviel’s backdoor through the expanded Greater Grail 234.

Magical Analysis and Supply

• Recognizes Beast auras and residual magic left on Lan Ze 13 15 97.
• Can examine the composition of his mana, though this analysis requires blood or another bodily sample 98.
• Offers to replace other magical energies with her own Root-derived mana 98.
• Explains the distinction between Lan Ze’s spiritual body and his physical body when assessing the Holy Lance’s corruption 100.
• Enables Goetia to perceive the Spirit Origins before him, revealing the doctor’s true identity 258.

Equipment / Items

• Moon World game disc — Manaka states that she personally gave Lan Ze the disc that preceded the complications in their relationship 150.
• Morgan le Fay’s magic potions — Obtains potions during the attempt to address Lan Ze’s altered body; later uses one in a scheme she comes to regret 103 158.
• Time-reversing Magic Potion — Holds a potion described as capable of reversing time and considers using it on Lan Ze. She later works with Medea to modify a Magic Potion 200 240 243.
• Holy Grail — Uses its wish-granting power to remove the Holy Lance’s erosion from Lan Ze 154.

Relationships

• Lan Ze — Boyfriend and central priority. She also describes herself as his fiancée and “main wife,” though these are her own claims. He reassures her when she admits jealousy and insecurity 96 146 262.
• Tiamat — Romantic rival, housemate, and combat ally. Their initial hostility develops into gaming companionship and cooperation, without eliminating their competition over Lan Ze 44 49 52 256.
• Ryougi Shiki — Fellow Root-connected mage and her most personally threatening rival. Their destructive confrontation gives way to supervised cohabitation and eventual willingness to share Lan Ze’s company 146 148 158 165 246.
• Irisviel — A comparatively comfortable companion. Manaka appreciates her tact, recognition of her maturity, and considerate advice 154 158 168.
• Ereshkigal — Housemate and romantic rival who also cooperates with her in monitoring Lan Ze’s activities 67 68 78.
• Kishinami Hakuno — Rival whose treatment of Lan Ze provokes Manaka’s anger. Hakuno recognizes the deception in Manaka’s promise to quickly resolve the Holy Lance curse 97 98.
• Mordred — Lan Ze’s child, whom Manaka persuades to call her “Mother” by claiming to be his fiancée. Mordred remains intimidated by her 96 152.
• Merlin — Frequent target of her distrust and retaliation. She sends him through a spatial hole to face the women waiting outside the Tohsaka estate 124 143 245.
• Scathach — Lan Ze’s teacher. Manaka adopts a modest manner toward her specifically to make a good impression 170 171.
• Goetia — Enemy defeated by her in the Seventh Singularity and fought again alongside Lan Ze in the Temple of Time 44 256 258.

Notable Quotes

“Princess of the Root is just a trivial title.” 146

“From the very beginning, I had no intention of negotiating with you, Miss Shiki.” 146

“As long as it is my darling’s wish, I will fulfill it.” 258