Great Houses & Royal Lineages
Great Houses & Royal Lineages
Terians- used to be known as Humans generations ago.
Yokai- demons with animal/elemental traits
Halflings- are part Yokai, part Terian. With more Terian qualities.
World of Idera: Great Houses & Royal Lineages
Inhabitants of Idera
- Terians – Once known as humans generations ago, the mortal inheritors of the old world.
- Yokai – Spirits or demons bearing animal or elemental aspects, deeply tied to nature’s primal forces.
- Halflings – Offspring of Terian and Yokai bloodlines, more mortal in body yet touched by magic in soul.
The Four Great Houses of Idera
| Palace | Direction | Ruler | Notable Traits / Notes |
| Palace of the Sun | East | Lord Essos | Elemental Yokai: radiant, fiery, and unpredictable. (Reign prominent in Book II) |
| Palace of the Moon | West | Lord Inu Akira | Inu (Dog) Yokai; noble and fierce, perished in battle (Book I). |
| Palace of the Sea | South | Lord Levo | Lizard Yokai: cold-blooded tactician, master of tides and patience. (Regin prominent in Book III) |
| Palace of the Stars | North | Lord Hidetaka | Tiger Yokai; slain by his own son, a mark of tragedy and ambition. |
Palace of the Moon — The Inu Lineage
“Where loyalty runs deep, and shadows learn to love.”
House Symbol: The Crescent Fang — a silver fang upon indigo silk.
Elemental Aspect: Moonlight and Memory
Primary Species: Inu Yokai and Halfling Bloodlines
The Royal Line
King Inu Akira
Inu Yokai • Deceased
A warrior-king revered throughout Idera for his honor, restraint, and unwavering devotion to his people. Akira carried the burdens of the Western Kingdom with quiet dignity until the wounds he suffered during the Battle of the Indigo Causeway finally claimed his life.
His passing plunged the Palace of the Moon into mourning and ignited a struggle for influence among the Great Houses.
Recorded Fate: Fell from wounds sustained at the Battle of the Indigo Causeway
Date of Death: Crowo 14, C−10
Queen Medea
Varuun • Deceased
First mate to King Akira, celebrated general of the Western Kingdom, and mother of Prince Daichi.
Medea remains one of the most legendary military figures in Western history. Ballads claim she cut down one-third of the enemy host during the Indigo Campaign before finally falling upon the battlefield beside her king.
King Daichi
Inu Yokai • Alive
The rightful heir of Akira and Medea.
Daichi inherited his father’s sense of duty and his mother’s resolve. Though often quiet, his presence commands loyalty throughout the Western Lands. Many describe him as a ruler whose silence carries more authority than another king’s speech.
Bound by fate and affection to Umbra, the Spirit-Terian hybrid, Daichi rules beside the shadow that once walked unseen.
Current Title: King of the Western Lands
Coronation: Meo 2, C+01
The Dowager Queen
Terian • Deceased
Second wife of King Akira and mother of Prince Jiro.
Following Akira’s death, the Dowager Queen survived only briefly before succumbing to grief. Court records simply note the cause as a “broken heart.”
Date of Death: Crowo 16, C−10
Prince Jiro
Halfling (Terian / Inu Yokai) • Alive
Half-blooded and sharp-minded, Jiro has spent much of his life navigating the space between two worlds.
Though not heir to the throne, his diplomatic skill has made him invaluable to the Moon Court. Many treaties and alliances owe their existence to his patient negotiations and uncommon empathy.
Jiro’s travels eventually led him into the search for Umbra, a journey that would forever alter the course of the Western Kingdom.
Allies of Prince Jiro
Akio
Terian Monk • Alive
A scholar of ancient rites and keeper of sacred records.
Akio serves as both counselor and witness to the traditions of Moon jurisprudence. His understanding of forgotten customs has preserved many practices that would otherwise have vanished from memory.
Ran
Terian Ward-Mage • Alive
Master of defensive sigils and practitioner of the bell-sign arts.
Ran is renowned for her skill in protective wards and counter-surge rituals. Her work continues to safeguard both royal holdings and sacred sites throughout the Western Kingdom.
Both Akio and Ran first met Prince Jiro during his travels in search of Umbra and have remained among his closest companions ever since.
The Shadow Line
Lady Kenai of the Vespers
Terian • Deceased
Personal shadow to King Akira.
Kenai was known throughout the court for her silence, her discretion, and the strange chill that accompanied her presence. Few knew the full extent of her duties, though many suspected she served the throne in ways never recorded by official historians.
She was later discovered within Umbra’s former chamber at the Vesper Estate.
Recorded Death: Owla 22, C−02
Usha
Terian • Deceased
Daughter of Kenai’s first union.
Many within the court believed Usha was being prepared to inherit the role of royal shadow to the future king. Her life ended tragically during the Curse of Misery Dustfall while held in Umbra’s arms.
Recorded Death: C+209
Umbra
Spirit-Terian Hybrid • Alive
Mute by birth and touched by powers older than kingdoms.
Umbra stands as the final daughter of Kenai and the living bridge between spirit and mortal bloodlines. Bound to Daichi as both shadow and mate, she carries within her silence the memory of forgotten gods.
Though once hidden from the world, her bond with the King of the Western Lands has since been openly acknowledged.
Titles: Shadow-Consort of the Western Kingdom
Species: Spirit-Terian Hybrid
Age: Approximately 500 years at C−01
Bond Publicly Acknowledged: Ox 7
Moon Court Officers
Warding Captain Armatat
Hawk Yokai • Alive
Commander of the Bell-Sign Corps.
Recognized by the scar across his left eye and his ankle-length brown hair, Armatat oversees the kingdom’s warding forces and aerial reconnaissance divisions.
Callsign: Sky-Keen
Lieutenant Tai
Bird Yokai • Alive
A specialist in sky-call communications and long-range threat acoustics.
Lieutenant Cate
Terian • Alive
Master of bell cadence design and counter-surge training.
Her expertise allows the Moon Court’s defenders to coordinate magical responses across vast distances.
Ajorn
Terian • Alive
Head of the Vesper Cadet Branch and Arbiter of House Oaths.
Standing barely five feet tall, Ajorn is a respected spiritualist whose connection to nature and ancient traditions grants considerable influence within the court. She serves as both mediator and keeper of noble vows throughout the Western Kingdom.
Palace of the Sun — House Essos
“Where every dawn is judgment, and every flame remembers its source.”
House Sigil: The Rising Ember — a golden sunburst rising from crimson flame.
Elemental Aspect: Radiance & Fire
Primary Species: Flame Elemental Yokai and Solar Bloodlines
The Solar Throne
Among the Great Houses of Idera, none claim a closer kinship to divinity than House Essos.
The rulers of the Eastern Kingdom teach that their bloodline descends from the first vessel chosen by the Solar Father, the celestial sovereign of flame, radiance, and order. Nearly four-fifths of the kingdom’s population maintain direct devotion to the Solar Father, and many regard the Palace of the Sun as both royal court and sacred temple.
Its laws are proclaimed at dawn. Its judgments are rendered beneath the open sky. Its kings are expected not merely to rule, but to illuminate.
Lord Essos
Flame Elemental Yokai • Alive
King of the Eastern Kingdom and Keeper of the Solar Throne.
The current Lord Essos traces his lineage through an unbroken succession of solar monarchs who claim descent from the first divine vessel of the Solar Father. Within the eastern provinces he is regarded as both sovereign and sacred steward, entrusted with preserving the light entrusted to his ancestors.
Court scholars frequently describe him as a ruler of measured wisdom—a flame controlled rather than unleashed.
Among artisans and common folk alike he is known as The Just Workshop Flame, a sovereign whose rule values creation as highly as conquest.
The Princes of Essos
Unlike many royal houses, House Essos does not preserve personal names within its official histories.
Male heirs are raised beneath their birth names but are recorded publicly only as Princes Essos until the completion of their Solar Ascension. Upon inheriting the throne, the heir assumes the sovereign title Lord Essos, becoming part of the unbroken line stretching back through centuries of solar rule.
The princes traditionally champion the Daylight Edicts and have long served as the political center of the anti-night-law factions that periodically emerge within eastern politics.
Heir Apparent Ravi
Elemental Yokai • Alive
Current heir to the Solar Throne.
Though still known publicly by his birth name, Ravi is destined to surrender that identity upon coronation and assume the sovereign mantle of Essos.
Observers describe him as ambitious, disciplined, and deeply devoted to the teachings of the Solar Father. His adulthood ceremony marked the first formal recognition of his future ascension, and court records already refer to him by his future style in several prophetic documents.
Many expect his reign to continue the expansion of daylight jurisprudence throughout the Eastern Kingdom.
The Sun Court
The Sun Court governs both crown and temple, blending sacred authority with royal administration. Its officers are selected as much for spiritual devotion as political ability.
High Dawn-Priestesses Kakra and Chione
Twin Liturgical Heads • Alive
Eldest daughters of Lord Essos III.
The twin priestesses preside jointly over the Dawn Liturgies, Solar Festivals, and preservation of the sacred starmetal tablets from which the oldest solar laws are said to originate.
Though their duties are shared, tradition maintains that neither sister may rule without the other. Together they embody the dual principles of illumination and remembrance.
Within eastern theology they are often referred to simply as The Twin Dawns.
Dawn Marshal Arun
Snake Yokai • Alive
Supreme commander of the Solar Legions.
Arun’s armor is forged from polished sunsteel and engraved with verses dedicated to the Solar Father. Witnesses often remark that his scales gleam like molten gold beneath the morning light.
Throughout the eastern provinces he is regarded as both general and living symbol of military devotion.
Chief Inquisitor Bhaskar
Elemental Yokai • Alive
Guardian of the Daylight Tribunals.
Recognized by his blue hair and violet eyes, Bhaskar presides over the kingdom’s most consequential judicial proceedings. His authority extends across all provinces where Solar Law is recognized.
To supporters, he represents order and divine justice.
To his critics, he represents the dangerous certainty of unquestioned faith.
The Sun Inquisitors
Mixed Terian and Yokai Orders • Active
The judicial arm of House Essos.
Tasked with enforcing Solar Edicts, investigating violations of sacred law, and carrying royal judgments into distant territories, the Sun Inquisitors stand among the most feared and respected institutions within the Eastern Kingdom.
Their arrival is traditionally announced by mirrored banners and bells of polished bronze.
A common eastern saying warns:
“The sun may forgive what it does not see. The Inquisitors do not.”
Archive Annotation
Of all the Great Houses, House Essos remains the most openly intertwined with divine worship. Whether the Solar Father truly walks within their bloodline remains a matter of theological debate among foreign scholars.
Within the Eastern Kingdom, however, the question is rarely asked.
The dawn itself is considered answer enough.
Palace of the Sea — House Levo
“The tide yields to no king, yet House Levo learned to speak its language.”
House Sigil: The Spiral Wave — a silver tide turning endlessly inward.
Elemental Aspect: Tides & Patience
Primary Species: Lizard Yokai, Sea Yokai, and Coastal Bloodlines
The Tide Throne
Of all the Great Houses, none are more difficult to understand than House Levo.
Where the Moon Court treasures memory and the Sun Court exalts certainty, the rulers of the Southern Kingdom have always embraced patience. Their chronicles are measured not in years but in tides. Their victories are rarely immediate. Their defeats are often revealed only generations later.
The sea teaches that all things return.
So too does House Levo.
Lord Levo
Lizard Yokai • Alive
King of the Southern Kingdom and Keeper of the Tide Throne.
A master strategist whose influence stretches far beyond the visible borders of his realm, Lord Levo is remembered as the architect of the Leviathan Compact—the pact that forever altered the fate of the Southern Kingdom.
The price of that agreement remains the subject of countless songs and accusations.
Many historians claim he sacrificed his entire kingdom to secure the Leviathan’s power.
His supporters answer that he sacrificed it to save what remained.
Neither side has yet convinced the other.
Among his people he is known as the Coral Conduit King, for his ability to perceive patterns others overlook and currents others cannot see.
Souta -Ran Amrrire
Snake Yokai • Missing
Second-in-command to Lord Levo.
No figure in Southern history inspires more speculation.
Official records describe him as advisor, diplomat, strategist, and trusted servant of the Tide Throne. Unofficial records describe him as poisoner, spymaster, assassin, conspirator, and architect of a hundred unseen victories.
All accounts agree on one fact:
He vanished following the opening of the Spiral Gate.
No verified sighting has been recorded since.
Yet stories of a serpent-eyed traveler continue to appear wherever secrets are traded and kings disappear.
The Sea Archives list his status as:
Missing. Presumed Living.
The Leviathan
Ancient Entity • Unbound
Neither ruler nor subject.
Neither god nor beast.
The Leviathan exists outside the ordinary classifications used throughout the Royal Archives.
Fragments of its power remain scattered across the Southern Kingdom, embedded within forgotten trenches, drowned temples, and ancient coral vaults.
Though portions of its essence have been bound, the entity itself remains uncontained.
Many scholars consider the Leviathan the single most dangerous ally ever claimed by a Great House.
Others argue it was never truly an ally at all.
The Sea Court
Unlike the courts of the Sun and Moon, the Sea Court is decentralized by necessity. Distance, weather, and shifting waters grant considerable authority to its officers.
Its hierarchy resembles a fleet more than a palace.
Admiral Waj
Seal Yokai • Alive
Admiral of Tideglass and commander of the Outer-Reach Fleets.
Standing nearly seven feet in height, Waj possesses a calm demeanor that belies a reputation for ruthless naval precision.
Though capable of passing for Terian at first glance, his presence upon the deck leaves little doubt regarding his Yokai heritage.
Generations of sailors credit him with keeping the sea lanes open during years when lesser commanders would have abandoned them entirely.
Castellan Arles
Fish Yokai • Alive
Master of the Coral Citadel.
Engineer, warden, and architect of the kingdom’s most formidable fortress.
The Coral Citadel is said to grow as much as it is built, responding to tides, currents, and ancient living stone. Arles alone is believed to understand every chamber, tunnel, and submerged passage hidden within its walls.
Among Southern engineers, his designs are studied with near-religious devotion.
Harbor Seer Olga
Ancient Sea Seer • Alive
Oracle of the Southern Harbors.
Older than many nations and older than some royal bloodlines, Olga serves as interpreter of deep-song and reader of tidal omens.
Captains routinely delay voyages until her readings are complete.
Kings have altered military campaigns based upon her warnings.
Several recorded predictions have prevented disasters before they began.
Others remain unfinished.
The Sea Court continues to monitor those prophecies with considerable concern.
Archive Annotation
The Southern Kingdom remains unique among the Great Houses.
Its rulers have repeatedly survived disasters that should have destroyed them.
Its enemies have repeatedly vanished beneath circumstances never fully explained.
Its history is filled with gaps, contradictions, and silences that scholars have spent centuries attempting to untangle.
Whether those mysteries originate from the Leviathan, House Levo, or the sea itself remains uncertain.
The Southern Archives offer only a single note on the matter:
“The ocean keeps what it chooses.”
Palace of the Stars — House Hidetaka
“The stars reveal the path. Ambition determines who survives the journey.”
House Sigil: The Striped Sunburst — gold and obsidian rays upon a field of winter white.
Elemental Aspect: Winter & Ambition
Primary Species: Tiger Yokai and Northern Bloodlines
The Star Throne
The Northern Kingdom has never been governed by warmth.
Its mountains are harsh. Its winters are long. Its rulers are expected to endure what would break lesser souls.
Where the Palace of the Moon values loyalty, and the Palace of the Sun prizes devotion, House Hidetaka has long measured worth through strength, resolve, and ambition. Northern chronicles rarely condemn the pursuit of power. Instead, they ask only whether one possessed the strength to keep it.
The stars, according to northern belief, do not judge.
They merely watch.
Lord Hidetaka
Tiger Yokai • Deceased
King of the Northern Kingdom and Lord of the Star Throne.
Hidetaka ruled during an era of relative prosperity, overseeing expanding trade routes, fortified mountain settlements, and renewed influence among the northern clans. Though stern and often distant, he commanded the respect of both nobility and common folk alike.
His reign came to a violent end within the walls of his own household.
The circumstances surrounding his death remain one of the most infamous tragedies in northern history, giving rise to what later historians would call the Patricide Line.
Even generations later, many chronicles avoid speaking of the event directly.
Lady Adorlee
Mountain Clans of the Western Lands • Deceased
Queen Consort of the Northern Kingdom.
Initially arranged as a political union intended to strengthen ties between the Northern Kingdom and the Western Lands, her marriage to Hidetaka evolved into something rare among royal houses: genuine affection.
Adorlee’s kindness and diplomatic skill earned admiration throughout the kingdom. Many surviving accounts portray her as a calming influence within a court often defined by pride and rivalry.
She died while giving birth during the year C+204.
Her death is still commemorated during winter observances in several northern provinces.
Prince Ottar
Tiger Yokai • Deceased
First-born son of Hidetaka and Adorlee.
For many years, Ottar was regarded as the future of House Hidetaka. Noble records describe him as courageous, charismatic, and favored among both the military and the common folk.
His story ended not upon a battlefield but within the struggle for succession.
Following his death, King Shinzaburo ordered his name removed from official records. Entire genealogies were altered. Statues vanished. Portraits disappeared from palace walls.
Yet memory proved more resilient than decree.
Among the oldest northern families, Ottar’s name continues to be spoken in quiet voices.
King Shinzaburo
Tiger Yokai • Alive
Current King of the Northern Kingdom.
For two years, Shinzaburo was held captive within Amrrire, a disappearance that altered both the prince and the kingdom awaiting his return.
When he finally emerged, he did not reclaim his former place at court.
He seized the throne.
The years that followed reshaped the Northern Kingdom. Rival claimants vanished. Loyalties shifted. Old records were rewritten. New laws consolidated royal authority beneath the Star Throne.
Supporters describe him as a necessary ruler forged by suffering.
His critics describe him as the embodiment of northern ambition carried to its natural conclusion.
Both accounts may be true.
The Star Court
The Star Court governs from within fortress-palaces carved into mountains and protected by winter itself. Service within its halls is considered both privilege and trial.
Its officers are expected to survive conditions that would destroy most southern courts.
Winter Marshal Tybjorn
Bear Yokai • Alive
Commander of the Winter Levies.
Tybjorn oversees the kingdom’s military conscription, border patrols, and auric watchtowers. His campaigns through the northern passes are studied throughout Idera as examples of endurance warfare.
Among soldiers, he is known as The Winter Wall, for his refusal to yield ground once committed.
Auric Chancellor Os
Stag Yokai • Alive
Master of Treasury and Royal Writs.
Having served the Star Throne for more than nine centuries, Os predates many of the alliances and rivalries that shape the modern kingdom.
He began his service during the reign of Hidetaka and remains one of the few living officials who witnessed the fall of the old royal household firsthand.
Court rumor suggests he remembers far more than he chooses to reveal.
Most believe the rumors.
Succession of the Northern Kingdom
Designated Heir
None Recorded
Unlike the other Great Houses, House Hidetaka presently names no formal successor.
Whether this absence reflects caution, strategy, or distrust remains a matter of considerable debate among scholars and foreign diplomats alike.
The Northern Court has offered no explanation.
The silence itself has become a source of speculation.
Archive Annotation
No Great House has shed more royal blood than House Hidetaka.
Its history is marked by succession crises, rival claimants, betrayals, and extraordinary resilience. Yet despite every fracture, the Star Throne endures.
Northern philosophers often compare their kingdom to the winter sky itself.
Beautiful from a distance.
Dangerous to those who linger beneath it.
The Royal Archives preserve an older northern proverb:
“Stars do not choose the worthy.
They simply outlive the fallen.”
Tribunal of the Four Houses
“When the Great Houses cannot agree, the Tribunal remembers what the kingdoms would rather forget.”
The Bench of Four Delegates
Established following the earliest accords between the Great Houses, the Tribunal serves as a neutral forum where disputes may be heard beyond the influence of any single throne.
Each kingdom appoints a representative to sit upon the Bench of Four, carrying the authority of their sovereign while remaining bound to Tribunal law.
Though intended as a symbol of unity, the Bench has often become a battleground of competing ambitions, philosophies, and interpretations of royal authority.
Its judgments are recognized throughout Idera, though not always welcomed.
Albern
Delegate of the Sun Court
Bear Yokai • Alive
Representative of the Palace of the Sun.
Albern is known for his unwavering belief in codified law and the authority of the Daylight Edicts. His rulings often favor structure, precedent, and public accountability.
Among fellow delegates, he is regarded as immovable once a judgment has been reached.
Danya
Delegate of the Moon Court
Deer Yokai • Alive
Representative of the Palace of the Moon.
Danya is respected for her patience and ability to navigate disputes that would otherwise fracture negotiations. She frequently advocates for restorative judgments rather than punitive measures.
Her decisions often draw upon centuries of lunar jurisprudence and the preservation of social harmony.
Abboid
Delegate of the Sea Court
Terian Monk • Alive
Representative of the Palace of the Sea.
Unlike many political appointees, Abboid arrived at the Tribunal from a monastic order devoted to contemplation and historical study.
His rulings are often difficult to predict.
Critics accuse him of speaking in riddles.
Supporters argue he merely sees currents others fail to notice.
Mosi
Delegate of the Star Court
Terian • Alive
Representative of the Palace of the Stars.
Mosi is regarded as one of the Tribunal’s most pragmatic voices. Her judgments favor results over sentiment and stability over idealism.
Many diplomats leave negotiations believing they have won her support, only to discover she had anticipated their strategy from the beginning.
The Archivists
“Kings preserve kingdoms. Archivists preserve truth.”
Theseus of Celcus
Royal Archivist • Terian • Alive
Keeper of Doctrine, Chronology, and Historical Record.
Among scholars, few names command greater respect than Theseus of Celcus. His work spans centuries of collected testimony, royal decrees, battle accounts, and theological disputes.
The majority of surviving records concerning the Doctrine of Misery, Lunar Jurisprudence, the Pillars, and the formation of the Tribunal itself originate from archives maintained under his supervision.
Though rarely involved in politics directly, his interpretations of history have influenced kings, courts, and entire generations of scholars.
A common saying among students of Celcus states:
“If Theseus recorded it, argue with the evidence—not the Archivist.”
Unaligned Figures
Not every name of significance belongs to a throne, court, or kingdom.
Some leave marks upon history through fear, tragedy, or the simple refusal to be forgotten.
The Mountain Witch
Spider Yokai • Deceased
Scourge of the Western Ranges.
For decades, the Mountain Witch haunted the high passes and forgotten valleys beyond the borders of the Western Kingdom. Tales describe entire villages falling beneath her enchantments, travelers vanishing without trace, and mountain paths twisted into impossible labyrinths.
Her influence persisted until Umbra shattered the enchantments that sustained her dominion.
The final blow was delivered by Daichi’s beast-form, ending a threat that had endured across generations.
Though dead, her story remains a warning throughout the western territories.
Children are still cautioned:
“Do not follow the voice beyond the snowline.”
Thematic Index
Doctrine of Misery
A foundational study concerning the Curse of Misery, its manifestations, historical outbreaks, and lasting consequences.
See also: Archivist’s Sidebar — Misery
Bell-Signs
A warding and communication system utilizing bronze, silver, and iron cadence patterns.
Bell-Signs remain central to Moon Court defenses, ceremonial practices, and emergency response protocols.
See also: Lunar Glyphs & Ward-Rings
Eclipses
Rare celestial alignments associated with surges in magical activity.
Particular attention is given to the Red Moon Eclipse, known in several traditions as Pathao or Earia, during which ley currents become unstable and ancient wards require reinforcement.
See also: Battle Records, Book I
See also: Battle Records, Book III
Archive Annotation
The histories of Idera are not preserved solely by kings and queens.
Some are safeguarded by judges.
Others by archivists.
A few by monsters.
Together they form the threads between the Great Houses—those stories that belong to no single throne, yet shape them all.
“A kingdom remembers its rulers.
An age remembers its witnesses.”