The creatures of Japanese folklore
Meet the 妖怪 (yokai) — the spirits, monsters, and shapeshifters of Japan. Every entry tells the legend and breaks down the kanji behind the name.
New here? Start with what a yokai actually is — the word has no English equivalent, and the two kanji say most of it.
173 of 327 creatures published so far.
Latest guides
All guides →Longer reads that cut across the almanac. Each one checks a common claim against dated sources.
explainer
Why Do Tengu Have Long Noses?
Everyone pictures the red face and the long nose. For nine hundred years, the tengu had neither. Here is the order in which the parts arrived.
explainer
Did the Kappa Always Look Like a Turtle?
The kappa's shell is its newest part. Before the 1760s, the books describe an old otter and a hairy river monkey. The dish came first.
explainer
Why Do Oni Have Horns and Tiger-Skin Loincloths?
The famous answer is a direction on the compass. Nobody has found who first wrote it down. What can be dated tells a stranger story.
explainer
Yokai That Didn't Exist Before the 20th Century
Only six of our 327 were born after 1900. Many more were given a new name, a new face, or a new rank.
The almanac — one page per creature

Gedō
外道A possessing spirit neighbours blame when a household grows rich fast — and fear once that household's luck turns.
sinister
Snow Hag
雪婆A one-legged old woman in the snow. You can follow her prints, and there is only ever one line.
menacing
Oppasho Stone
オッパショ石A stone by the road that asks to be carried, and gets heavier with every step you take.
mischievous
Shirami
シラミA white glow that rises from the sea and stalls a boat until someone drives it off.
mysterious
Wet Girl
濡女子Her hair is always wet. Smile back at her, and she stays with you for life.
sinister
Mat Beater
畳叩きSomeone beats a mat somewhere nearby, over and over. Nobody is there, and there is no mat.
eerie
Notsugo
ノツゴA cry or a sudden heavy leg on a night road, said in some villages to be a child who died too soon.
sorrowful
Kechibi
けち火A floating ball of fire with a human face in it, lured closer by slapping a straw sandal three times.
ominous
Old Woodsman
古杣A tree comes down in the night with the axe strokes and the crash, and in the morning nothing is felled.
mysterious
Tengu-tsubute
天狗礫Stones fall from the sky with no thrower ever seen, blamed on a tengu.
menacing
Kamikakushi
神隠しA child walks past the edge of the village and does not come back, and the search party knows which word to use for it.
ominous
Jan of Harami
孕のジャンA booming, thunder-like sound over Urado Bay, counted as one of the three wonders of Tosa.
mysterious
Amanozako
天逆毎A goddess born from Susanoo's spat-out rage: high-nosed, fanged, and contrary to everything.
fierce
Three Eyes, Eight Faces
三目八面A three-eyed, eight-faced man-eater that preyed on travelers from a Kōchi mountain, until it was burned alive.
eerie
Enko
猿猴A kappa covered in hair like a monkey, which pulls swimmers under and takes the liver.
menacing
Shibaten
シバテンA small, hairy river creature of Kōchi and Tokushima that challenges people to sumo, and in some tellings swells in size as it loses.
mischievous
Akai Manto
赤いマントA voice in the school toilet asks whether you want the red cloak or the blue one, and both answers are the same answer.
sinister
Turbo Granny
ターボババアAn old woman who runs alongside speeding cars on all fours, a paper reading 'Turbo' taped to her back.
swift
Hasshaku-sama
八尺様A woman about eight feet tall stands on the other side of the hedge, and the sound she makes is po, po, po.
ominous
Seven Misaki
七人ミサキSeven dead who travel together, mostly by the sea and rivers. They take one living person, and the one they take joins them.
vengeful
Hanako-san of the Toilet
花子さんKnock three times on the third stall of the third floor, ask for her by name, and a small voice answers yes.
eerie
Laughing Woman
笑い女Enter the mountain on the 1st, 9th or 17th and a young woman points at you and laughs; you come down half dead.
eerie
Red Head
赤頭A two-legged figure whose red hair shines like the sun, too bright to look at twice; its feet stay hidden in the grass.
ominous
Tōbyō
蛇蠱A small snake kept in a jar by a household, which brings wealth and cannot be got rid of.
sinister
Osan Fox
おさん狐A fox that takes the shape of a beautiful woman and goes after men who are already spoken for.
cunning
Shii
𤯝A weasel-shaped thing that goes for cattle and horses, listed among the beasts in an Edo encyclopedia.
fierce
Shidai-daka
次第高A human shape standing on a road. It grows taller each time you look up at it, and shrinks when you look down.
eerie
Takurō Fire
たくろう火Two fires that rise side by side off the Mitsugi coast on summer and autumn nights.
ominous
Shinno Akugorō
神野悪五郎The rival demon king of the same wager, who is named in the story but barely appears in it.
elusive
Sanmoto Gorōzaemon
山本五郎左衛門A demon king who spent thirty nights trying to frighten one sixteen-year-old, and lost the wager.
proud
Kyūmō Tanuki
魔法様A tanuki enshrined as a guardian of cattle and horses—worshipped, not hunted.
benevolent
Ura
温羅The red-bearded giant of Kibi whose defeat by Kibitsuhiko is often called the root of Momotaro.
fierce
Akurao
阿久良王A demon chief who held Mount Yuga above the Inland Sea until the general Sakanoue no Tamuramaro brought him down.
menacing
Corpse Possession
死人憑Something else moves into a body already dead, and the corpse sits up.
eerie
Keizōbō
桂蔵坊A fox that served Tottori castle as a courier, and ran the road faster than any man.
swift
Wani
和邇The sea beast the hare of Inaba tricked—read as crocodile by some scholars and as shark by others.
ambiguous
Person-Fox
人狐Not a fox that haunts a house but one a household is said to keep, passed down the family line.
cunning
Master of the Night Boat
夜舟主A great serpent on the sea floor that demanded a girl every year.
ominous
Seven-Fathom Wife
七尋女房A woman whose body or neck runs out to seven fathoms—about 12.6 metres—before she looks down at you.
eerie
Sea Wife
海女房A sea woman who comes ashore for the night's catch, close kin to the iso-onna of the western coasts.
sinister
Noma
野馬A one-eyed yokai that appears without warning before someone walking alone on a night road, attacks them and eats them.
elusive
Yosuzume
夜雀Something that cries 'chi, chi, chi' like a sparrow and follows you, front and behind, on a mountain road at night.
eerie
Oni of Ayo
阿用郷の鬼A one-eyed man-eater from the Izumo gazetteer, often called the oldest oni in any surviving Japanese text.
menacing
Kunekune
A white thing writhing far out in the rice field on a windless day; look at it long enough to understand what it is and you stop being able to think.
eerie
Red Bōzu
赤坊主A red-robed monk who turns up in three unrelated stories — a stolen temple bell, a court omen, and a lantern on the shore.
ominous
Okuri-inu
送り犬A dog that walks the mountain path behind you: stay on your feet and it sees you home, stumble and it is on you.
ambiguous
Dorotabo
泥田坊A one-eyed, three-fingered shape rising from a flooded paddy, crying 'Give back my field!'
sorrowful
Suo-no-Ogama
周防大蟆A toad about 2.4 meters long in the Suō hills that does not chase its prey — it simply breathes it in.
menacing
Sunekosuri
脛擦りSomething small and dog-shaped that winds between your shins on a wet Okayama road until you stop walking.
harmless
Kurozuka
黒塚The hag of Adachigahara, who offered travellers a bed and kept a room they must not open.
menacing
Kokuri-baba
古庫裏婆The widow in a mountain temple's back rooms, who digs up the graveyard's dead and strips their skin.
sinister
Gyobu-danuki
隠神刑部The tanuki who commanded eight hundred and eight others beneath Matsuyama castle, until a retainers' quarrel ended with the whole clan sealed in a cave.
proud
Basho no Sei
芭蕉精The spirit of a banana plant that takes a woman's shape at night and speaks to whoever answers.
mysterious
Yamata-no-Orochi
八岐大蛇An eight-headed serpent that took a daughter a year from one family until a god got it drunk on eight vats of sake.
menacing
Tasaburo-tanuki
太三郎狸The tanuki of Yashima, who would replay the Heike's last battle in the air for anyone who fed him well.
benevolent
Mayoiga
迷い家A house deep in the mountains with the kettle still boiling and nobody in it; take one bowl home and your family never wants again.
elusive
Bake-kujira
化鯨A whale of bare bones surfacing off Shimane in the rain, followed by fish and birds nobody can put a name to.
ominous
Morinji no Kama
茂林寺釜The temple tea kettle that sprouted a tanuki's head, tail and legs—and would not stop boiling.
playful
Hiyoribo
日和坊A mountain spirit that appears only on clear days and simply cannot be seen when it rains.
benevolent
Gangi-kozo
岸涯小僧A river boy covered in hair, with teeth like a file, catching fish at the water's edge.
mischievous
Kazenbo
火前坊A monk who burned himself alive on Toribeyama, still wrapped in his own flames.
sorrowful
Yurei
幽霊The classic Japanese ghost: white burial robe, black hair unbound, no feet below the knee.
sorrowful
Sarakazoe (Okiku)
皿数えOkiku's ghost rising from the well, counting nine plates and never once reaching ten.
vengeful
Minobi
蓑火Sparks that cling to a traveler's straw cape on rainy nights—and multiply if you try to brush them off.
eerie
Aosagibi
青鷺火A night heron whose feathers glow blue-white as it passes overhead—a real bird, and a real light.
mysterious
Kosenjobi
古戦場火Flames that rise from old battlefields at night, where the dead were never buried.
eerie
Hikeshibaba
火消婆An old woman who blows out the lantern in your hand and leaves you standing in the dark.
menacing
Kawaakago
川赤子A baby-shaped thing in the river reeds—follow its cry and you end up in the water.
sinister
Ubagabi
姥ヶ火A ball of flame with an old woman's face, born from a woman who stole lamp oil from a shrine.
vengeful
Abura-akago
油赤子An infant that licks the oil from lamps—perhaps, Sekien wondered, the reborn ghost of an oil thief.
eerie
Umizato
海座頭A blind, biwa-carrying giant who wades the open sea, drawn by Sekien with no word of explanation.
menacing
Ozato
大座頭A giant, tattered zatō who roams the main roads on stormy nights, always bound for the brothels to play his shamisen.
eerie
Nuribotoke
塗仏The family Buddha come loose from a neglected altar, black and glistening, its eyes dangling on their stalks.
eerie
Noderabo
野寺坊The ghost monk of a ruined temple, still ringing an evening bell that no one comes to hear.
sorrowful
Shokera
しょうけらA clawed thing that peers down through the skylight on the one night you are required to stay awake.
eerie
Amikiri
網剪A shrimp-like thing with scissor claws that snips mosquito nets and fishing nets with equal joy.
mischievous
Ouni
苧うにA hairy hag from a 1776 picture, later linked to a mountain woman who spins hemp at superhuman speed.
eerie
Himamushi-nyudo
火間虫入道The idler's yokai: a man who did nothing with his life, reborn as a thing that licks lamp oil and does nothing still.
harmless
Suzuhiko-hime
鈴彦姫A shrine bell grown into a dancing woman—the sound of kagura, finally given a face.
benevolent
Ganbari-nyudo
加牟波理入道A monk who peers up through the privy floor on New Year's Eve—unless you say his name first.
eerie
Fuguruma-yohi
文車妖妃A cart of old love letters, and the woman shaped from the longing that was never sent.
sorrowful
Chirizuka-kaio
塵塚怪王The king of the dust heap — to Sekien, chief of the mountain hags born from piled-up dust.
proud
Narigama
鳴釜The cauldron at Kibitsu Shrine whose hum answers yes or no—and whose silence is the worst answer.
mysterious
Menreiki
面霊気A stack of retired Noh masks that begins, at night, to work through its whole repertoire.
eerie
Oshiroi-baba
白粉婆A crooked old woman tied to white face powder, with a sake jug, a stick and a broken umbrella for a hat.
eerie
Kameosa
瓶長A water jar with a face that never runs dry—the rare tsukumogami that rewards a household instead of punishing it.
benevolent
Jakotsu-baba
蛇骨婆An old woman with a great snake wrapped around her body, said to be the wife of Jagoemon of the snake mound.
menacing
En-enra
煙々羅Smoke that gathers into a human shape—seen, modern retellings say, only by the pure of heart.
elusive
Kerakera-onna
倩兮女A giant woman's laughter rolling down over a fence, and never stopping.
menacing
Gotoku-neko
五徳猫A two-tailed cat wearing a hearth trivet as a crown, puffing the embers back to life.
playful
Ungaikyo
雲外鏡A century-old mirror that stops reflecting the room and starts showing whatever it pleases.
mischievous
Shirouneri
白容裔An old kitchen cloth that has turned into a ragged, dragon-like spirit.
sinister
Boroboroton
暮露々々団A worn-out futon that has grown eyes, with scraps of cloth for arms and legs.
vengeful
Namahage
生剥Ogre-masked visiting deities who storm into homes at New Year roaring 'Any crybabies here?'
fierce
Kuchisake-onna
口裂け女A masked woman who asks 'Am I pretty?'—then removes the mask to reveal a mouth slit ear to ear.
menacing
Yamawaro
山童A one-eyed, hairy mountain child—the kappa's mountain form—that helps loggers in exchange for food.
ambiguous
Onibi
鬼火Cold blue 'demon-fires' that flicker in graveyards and wetlands, said to be born of the dead.
eerie
Shirime
尻目A faceless figure that stops a traveler, drops its robe, and reveals a shining eye where its anus should be.
prankish
Hitodama
人魂Pale floating orbs of soul-fire that drift from the newly dead near graveyards and rooftops.
eerie
Tsurube-otoshi
釣瓶落としA monstrous head that plummets from treetops to snatch anyone passing beneath at night.
menacing
Sagari
下がりA horse's head that dangles from an old hackberry tree, neighing to frighten passersby.
eerie
Suiko
水虎A scaled water-tiger relative of the kappa that bites children who tease it.
fierce
Gagoze
元興寺One of the oldest recorded oni, a temple demon subdued by a superhuman young acolyte.
menacing
Tesso
鉄鼠The vengeful monk Raigo reborn as a swarm of iron-toothed rats that devour scriptures.
vengeful
Hyosube
兵主部A hairy, grinning river yokai—cousin of the kappa—that loves eggplants and startles bathers.
mischievous
Yamachichi
山地乳A monkey-shaped creature with a pointed mouth that sucks a sleeper's breath. If someone else sees it, the sleeper lives long; if not, they die the next day.
sinister
Ao-nyobo
青女房A ghostly court lady in a ruined palace, teeth blackened, watching for anyone who comes by.
sorrowful
Taka-onna
高女A woman stretched impossibly tall beside a brothel. Modern writers made her an envious peeper.
envious
Katawaguruma
片輪車A flaming one-wheeled cart carrying a woman or a fearsome man; to glimpse it is to invite doom.
menacing
Oboroguruma
朧車A ghostly ox-carriage bearing a huge, glaring face that drifts through misty nights.
ominous
Nozuchi
野槌A thick, mallet-shaped snake with a gaping mouth that rolls down slopes at travelers.
fierce
Uwan
うわんA voice that suddenly bellows 'Uwan!' from an empty, dilapidated house—and nothing more.
harmless
Keukegen
毛羽毛現A creature covered in hair all over, like the hairy immortal woman of Chinese legend; its name can also be written to mean 'seen only rarely.'
sinister
Koto-furunushi
琴古主A forgotten koto that grows a face to show its grudge at being forgotten.
sorrowful
Betobeto-san
べとべとさんFootsteps with no body that follow a person walking a dark road at night. Step to the side, let it go first, and it leaves.
harmless
Seto-taisho
瀬戸大将A little general armored in cast-off cups and plates who marshals the household crockery.
playful
Biwa-bokuboku
琵琶牧々An old biwa lute turned spirit, drawn as a blind biwa priest with the lute for a head.
sorrowful
Mokumokuren
目目連Countless eyes that appear on the paper sliding screens (shoji) of a ruined house.
eerie
Ao-andon
青行燈A blue-lit specter that appears when the hundredth ghost story is told by lantern light.
ominous
Kiyohime
清姫A spurned woman whose rage transforms her into a fire-breathing serpent to hunt down a fleeing monk.
vengeful
Gashadokuro
がしゃどくろA colossal skeleton assembled from the bones of the unburied dead that roams to crush the living.
menacing
Kudan
件A human-faced calf that is born, speaks a true prophecy of coming disaster, then dies.
ominous
Hannya
般若The horned, grimacing visage of a woman consumed by jealousy and turned into a demon.
vengeful
Ningyo
人魚A Japanese merfolk—part human, part fish—whose flesh grants immortality to whoever eats it.
mysterious
Baku
獏A chimeric, tapir-like beast that devours nightmares when called upon after a bad dream.
benevolent
Inugami
犬神A dog-spirit familiar that serves a family but can be sent to curse their enemies.
sinister
Amabie
アマビエA three-legged, beaked mermaid-like being that rises from the sea to foretell and ward off epidemics.
benevolent
Daidarabocchi
だいだらぼっちA colossal giant whose footsteps shaped Japan's lakes, hills, and valleys.
gentle giant
Basan
波山A ghostly fire-breathing chicken whose cold flames give no heat.
elusive
Tofu-kozo
豆腐小僧A harmless boy yokai who trots through the rain carrying a block of tofu.
harmless
Funayurei
船幽霊Ghosts of the drowned who beg for a ladle, then use it to swamp and sink your boat.
vengeful
Ushi-oni
牛鬼A savage ox-headed monster that haunts coasts and preys on humans.
fierce
Kodama
木霊The spirit that dwells in an old tree; felling its host brings misfortune.
benevolent
Yamabiko
山彦A small mountain spirit blamed for the echoes that answer you in the hills.
elusive
Kawauso
獺A river otter that shapeshifts and plays tricks, a smaller cousin of the kappa.
playful
Otoroshi
おとろしA hairy beast drawn on a shrine gate, later said to punish the irreverent.
menacing
Kejoro
毛倡妓A courtesan whose face and body are entirely hidden by cascading hair.
eerie
Sazae-oni
栄螺鬼A turban-snail that lives long enough to become a shapeshifting sea demon.
cunning
Jorogumo
絡新婦A giant spider that takes the form of a seductive woman to ensnare men.
cunning
Hone-onna
骨女A skeletal woman who, seen as beautiful only by her lover, visits him each night.
sorrowful
Dodomeki
百々目鬼A thieving woman whose arms sprout countless bird-eyes as punishment for stealing coins.
cunning
Wanyudo
輪入道A flaming ox-cart wheel bearing the face of a tormented monk that rolls down roads.
menacing
Kasha
火車A fiery cat-beast that descends at funerals to snatch away the corpses of the dead.
sinister
Tenjoname
天井嘗A long-tongued yokai that licks ceilings; later books blame it for the dark stains overhead.
harmless
Akaname
垢嘗A small yokai that creeps into dirty bathhouses at night to lick up the grime.
harmless
Kamaitachi
鎌鼬Whirlwind weasels that slash a traveler's legs with sickle-like claws, leaving painless wounds.
swift
Azukiarai
小豆洗いAn unseen presence heard washing red beans by the river at night.
eerie
Zashiki-warashi
座敷童A childlike house spirit whose presence brings a family fortune.
benevolent
Amanojaku
天邪鬼A small contrarian demon that provokes people into doing the opposite of their intent.
contrarian
Ubume
産女The ghost of a woman who died in childbirth, begging you to hold her baby.
sorrowful
Chochin-obake
提灯お化けA split-mouthed paper lantern spirit with a lolling tongue.
playful
Kasa-obake
傘お化けA one-eyed, one-legged umbrella come to life—an icon of tool-spirits.
playful
Futakuchi-onna
二口女A woman with a second, ravenous mouth hidden at the back of her head.
eerie
Umibozu
海坊主A huge black sea spirit that rises to capsize ships in calm waters.
menacing
Nure-onna
濡女A serpent-bodied woman by the water who lures victims to their doom.
sinister
Yamauba
山姥A mountain crone who shelters travelers—then may devour them.
ambiguous
Tamamo-no-Mae
玉藻前A nine-tailed fox disguised as a beautiful court lady who bewitches an emperor.
cunning
Tsuchigumo
土蜘蛛A giant earth spider that ensnares heroes in monstrous webs.
fierce
Shuten-doji
酒呑童子The sake-loving oni king of Mt. Oe, slain by Minamoto no Yorimitsu.
fierce
Nue
鵺A chimeric night beast: monkey's face, tiger's limbs, snake for a tail.
ominous
Mikoshi-nyudo
見越入道A towering bald monk that grows taller the more you look up at it.
menacing
Nurarihyon
滑瓢A gourd-headed old yokai who slips into homes and acts like the master.
mysterious
Hitotsume-kozo
一つ目小僧A childlike, one-eyed monk yokai that startles people on lonely roads.
harmless
Rokurokubi
轆轤首A woman whose neck stretches to impossible lengths at night.
eerie
Nekomata
猫又An old cat whose tail splits in two as it becomes a powerful yokai.
sinister
Bake-danuki
狸A jolly shapeshifting raccoon dog, rival prankster to the fox.
playful
Kitsunebi
狐火Mysterious floating fox-fires that lead travelers astray at night.
eerie
Kitsune
狐A shapeshifting fox spirit that gains tails and wisdom with age.
cunning
Bakeneko
化け猫A cat that gains supernatural powers with age and walks on two legs.
vengeful
Yuki-onna
雪女A pale, beautiful woman of the snowstorm who freezes travelers to death.
mysterious
Tengu
天狗A proud mountain spirit with a red face and long nose, master of martial arts.
proud
Oni
鬼Horned, fanged ogres of immense strength, often red or blue.
fierce
Kappa
河童A mischievous, turtle-like river imp with a water-filled dish on its head.
mischievous