Yotsuya Miko

Biodata

Feature	Value
Name	Yotsuya Miko (四谷见子)
Gender	Female
Affiliation	Divine Gate; aligned with the One family
Occupation/Role	Student; Devilish Cultivator; Special Investigator for the Divine Gate; holder of a Divine Gate highest-council seat
Status	Alive
First Appearance	16

Power Progression

Stage / Realm / Level	Chapter	Notes
Mortal	149	Began cultivation from an ordinary human state; her later progression was so rapid that she lacked time for normal accumulation.
Core Formation Cultivator	111	Uses the Hiding Concealment Technique and Falcon Spirit Wind Control Incantation together for rapid travel and targeted killings.
Nascent Soul Stage (night-wandering)	140 149	For her Soul Cultivator path, this stage is equivalent to Golden Core. Her soul can leave her body, and she gains a domain formed from Spiritual Sense.

Background / History

Miko became involved with ghosts and cultivation, developing into a Devilish Cultivator while retaining an ordinary school and family life. She learned that the Devilish Dao is defined by pursuing one’s personal goals, leading her to recognize her own connection to it 24 25.

She initially focused on eliminating ghosts, refining techniques, and producing talismans. Her work was labor-intensive: she had learned more than thirty talismans and spent sleepless nights testing them and optimizing their placement in protective dolls for Hana and Yuria 24 27.

After resolving the Gate of the Underworld incident in Kawamori, Miko revealed her identity as a Divine Gate Special Investigator to her family. She later joined the organization on negotiated terms, seeking an official identity, resources, and assistance with supernatural incidents 81 82.

Her growing influence led the One family to grant her a seat on the Divine Gate’s highest council. This gave her authority over operational departments nationwide unless other council members intervened 100. Although capable of dominating the world through Devilish Dao techniques, Miko’s stated aim was not rule; she sought to identify and deter those who knew her identity and might threaten her life 92.

Miko later faced a Heavenly Devil pursuing her. She survived a heart-piercing attack and destroyed its true spirit using a modified Xuanming Tribulation Fire 117. Her rapid cultivation has also left her vulnerable to mutation and Heavenly Devil intrusion 128 149.

Appearance

Miko is a pretty girl who inherited her mother Touko’s looks. She usually wears her long hair loose and favors neutral clothing, though cultivation has made her increasingly partial to Daoist robes 25 65.

• Golden eyes noted by Yuria after Miko killed a powerful ghost 23.
• Long, loose hair; seen wearing a beige jacket while traveling in Kawamori 65.
• Prefers practical or neutral-styled clothing over fashion 25.
• Has a healed scar on her right hand 27.

Personality

Miko is calm, observant, and intensely practical. She routinely balances school, family, and supernatural work, and she treats dangerous situations as problems to be solved through preparation, artifacts, or direct force. Her strength does not erase her fear: she has reflected on death, exhaustion, rapid advancement, and the risks her power brings 25 27 28.

She is protective toward people she considers hers, especially Kyosuke, Hana, and Yuria. However, she often withholds information and avoids discussing her own emotions, even when this creates distance in her relationships 56 63 113.

Miko can be ruthless toward threats. She killed Shimakawa Kameyo after discovering his use of a technique resembling the Life Spiritual Qi Extraction Method, considered killing Yamada Mukawa, eliminated Kawagen family targets after an assassination attempt, and burned armed attackers with deep purple fire 103 104 110 113. She nevertheless has a moral boundary and does not seek power for its own sake 107 144.

Abilities & Skills

Spiritual Sense

Miko possesses highly developed Spiritual Sense, allowing her to perceive ghosts, inspect areas, track people, and study spiritual phenomena.

• Scans tunnels to confirm every ghost has been eliminated 24.
• Tracks Tono Zen using a spiritual trick 32.
• Identifies people by searching with Spiritual Sense after narrowing an area 104.
• Can materialize Spiritual Sense as a domain at Nascent Soul stage, giving her localized control over the surrounding world 140.
• Temporarily shuts it down in crowded locations to avoid overload 65.

Talisman Crafting and Artifacts

Miko creates and refines talismans, dolls, beads, charms, and Magic Treasures.

• Learned more than thirty talismans through extensive trial and error 27.
• Uses Talisman Dolls to exterminate ghosts and protect their holders 24.
• Created a Straw Rope Doll for Yuria that can block Dragon-class Spirit attacks and perform sleep, invisibility, physical enhancement, spiritual sight, and illusion spells when powered by Yuria’s Spiritual Power 56.
• Forged the Xuan Ming Hellfire Banner and subjugated a Hellfire Creature 127.
• Gave Kyosuke a protective charm 127.
• Set formations using silver beads to monitor and protect Kamikakushi Mountain, then expanded a network of nodes across the country as a contingency plan 87 88.

Incantations and Spells

Miko employs a broad repertoire of cultivation spells and incantations.

• Soul Scattering Sound Talisman — drove away a powerful weapon-bearing ghost on a train without directly confronting it 25.
• Soul Collision Art — stopped a man abusing a cat 26.
• Soul Splitting Flesh Crushing Nail — a lethal option she can use when necessary 82.
• Blood Soul Nightmare Entry — can solve problems without killing; Miko also considers using it for coercive contingencies 82 88.
• Falcon Spirit Wind Control Incantation — enables concealed aerial travel by suppressing sonic booms and airflow disturbances 88 92.
• Hiding Concealment Technique — allows her to infiltrate locations unseen 104 111.
• Xuanming Tribulation Fire — modified to burn and kill a Heavenly Devil’s true spirit 117.
• Can produce ice, fire, and water through simple spells 82.

Physical and Combat Ability

Miko’s body possesses exceptional speed and durability independent of ordinary Exorcist Spiritual Power.

• Survived a powerful monster’s blow that drove her into the ground with only minor injuries 86.
• Moves at high speed while using concealment and wind-control techniques 111.
• Killed a sniper after being targeted by the Kawagen family 110.
• Unleashed nationwide storm and rain, then incinerated armed ambushers with deep purple flame 113.

Spiritual Qi and Cultivation Knowledge

Miko studies Zhang Qiudao’s teachings and applies cultivation knowledge strategically.

• Uses Profound Nether Qi, including infusing it into Yuria to help her use the Life Energy Extraction Method 88.
• Developed a method enabling artifacts to operate on either Spiritual Qi or native Spiritual Power 56.
• Continues studying Heavenly Devil materials, incantations, the Xuanhui Realm system, the Dim Era, and the inner devil’s seal 110 124 128.

Equipment / Weapons / Items

• Talisman Iron Pellets — carried in quantity and used in wide-area “carpet-style bombardment” against ghosts 27 45.
• Talisman Dolls — ghost-exterminating and protective dolls made for Hana and Yuria 24 27.
• Straw Rope Doll — a powerful defensive artifact given to Yuria 56.
• Silver beads — used as formation nodes for surveillance, protection, and contingency planning 87 88.
• Xuan Ming Hellfire Banner — Magic Treasure refined by Miko 127.
• Protective charm — given to Kyosuke 127.
• Prison Spirit Remnant Soul Clothes — used to collect the souls of defeated ghosts 55.

Relationships

• Futamido Yuria — Friend, protégé, Divine Gate intermediary, and lover. Miko supports Yuria’s cultivation and safety, while Yuria helps her navigate Divine Gate politics 47 56 103 118 119.
• Yurikawa Hana — Close friend and later lover. Miko protects Hana from ghosts and gradually learns to empathize with her fear 24 29 125.
• Yotsuya Kyosuke — Younger brother. Miko is protective and affectionate toward him, teaches him basic cultivation facts, and refuses to let him join the Divine Gate because of his age and inexperience 25 60 82 127.
• Yotsuya Touko — Mother. Touko accepts Miko’s supernatural work and later supports her decisions and relationship 81 118 127.
• Zhang Qiudao — Miko’s master; his teachings and knowledge form a major basis of her cultivation and understanding of the Devilish Dao 24 87 110.
• Takeda Mie — Elder ally and Yuria’s cultivation mentor; supplied the Straw Rope Doll that Miko adapted for Yuria’s use 47 56.
• Okita Qishen — Divine Gate Investigation Department head. Miko negotiates with him from a position of strength, while he fears and respects her power 81 82 100.
• One Kyōjun — One family representative and political ally who seeks Miko’s support for Divine Gate reform 108 110.
• Tono Zen — Miko’s teacher and a person she initially distrusted after meeting him during a kitten-adoption encounter 27.
• Ten'gu Sanae — A young girl Miko befriends during her Kawamori trip 63 65.

Story Role / Major Arcs

Early Ghost Extermination

Miko clears a ghost-filled tunnel with Hana and Yuria, tests a Talisman Doll, and begins refining her techniques and talismans more seriously 24. She subsequently confronts increasingly dangerous ghosts, protects Kyosuke on a train, and recognizes the dangers of advancing too quickly 25.

Supporting Yuria

Miko helps pull Yuria out of isolation by giving her protective artifacts, arranging for Takeda Mie to teach her Spiritual Power, and acting behind the scenes when Yuria faces danger 47 56 59. This support eventually enables Yuria to become a capable Exorcist and a major figure within the Divine Gate 98 100.

Kawamori and the Divine Gate

After the Kawamori Gate of the Underworld incident, Miko reveals her identity to her family and negotiates cooperation with the Divine Gate 81 82. She uses the organization’s resources for materials and formations while preparing independent contingencies against potential betrayal 87 88.

Divine Gate Political Conflict

Miko initially considers directly dealing with the Divine Gate, but Yuria persuades her to build influence within it instead 95 98. The One family ultimately offers her a highest-council seat, formalizing her authority and alliance 100.

Heavenly Devil and One Family Conflict

Miko is targeted by the Kawagen family and the Heavenly Devil connected to One Iu. She retaliates against the Kawagen family, survives an ambush, and defeats the Heavenly Devil with modified Xuanming Tribulation Fire 110 111 113 117.

Magic Treasure Refinement and Cultural Festival

Miko prepares for further advancement by researching the inner devil and refining treasures, successfully forging the Xuan Ming Hellfire Banner 124 127. During the school Cultural Festival, she enhances her class’s haunted house using Spiritual Qi and supports Yuria through her confrontation with her parents 135 139 140.

Trivia

• Miko considers Daoist robes more fitting for a cultivator than urban-fantasy clothing 25.
• She is highly critical of her own calligraphy despite being able to imitate masters through extraordinary memory and coordination 37.
• Her homemade bento was once too salty 127.
• She uses ordinary methods such as paper maps rather than phones when secrecy matters, because phones have GPS 88.