The Story of Susa-no-o’s Exile

At a Glance

• Central figures: Susa-no-o, the storm god and younger brother of Amaterasu; Amaterasu, the sun goddess; the elderly couple Ashinazuchi and Tenazuchi; and their daughter Kushinada-hime.
• Setting: The heavenly realm of Takamagahara and the earthly province of Izumo; from the Shinto mythological tradition recorded in the Kojiki and Nihon Shoki.
• The turn: Susa-no-o storms into Takamagahara, destroys the rice fields, and hurls a flayed horse into Amaterasu’s weaving hall - driving her into the Amano-Iwato cave and plunging the world into darkness.
• The outcome: The gods exile Susa-no-o from heaven; he descends to Izumo, slays the eight-headed serpent Yamata-no-Orochi, and finds a sacred sword hidden in its tail, which he presents to Amaterasu.
• The legacy: The sword Kusanagi-no-Tsurugi, found in the serpent’s tail, became one of the Three Sacred Treasures of Japan, and Susa-no-o is worshipped at the Izumo Taisha Shrine as a protector deity.

Susa-no-o was given the seas. His father Izanagi, freshly returned from the land of the dead and still performing his purification rites, parceled out the world: Amaterasu received the heavens, Tsukuyomi the moon, and the youngest - wild, salt-stung, ungovernable - received dominion over the waters. It should have been enough. It was not.

He wept. He raged. He let storms tear across the coasts and refused to take up his rule, crying instead for his dead mother Izanami in the underworld. Izanagi, exhausted by his son’s grief and fury, cast him out. And so Susa-no-o did what the cast-out do: he went to say goodbye to the one person who had not yet refused him. He climbed to Takamagahara, where his sister kept her court and wove the light of the world.

The Destruction in Takamagahara

Amaterasu was not fooled by the farewell. She met him in armor, bow drawn, reading him as she had always read him - the mood behind the mood. They exchanged challenges. They exchanged oaths. For a moment it seemed he might actually leave in peace.

Then the storms came back into him.

He uprooted the banks between the rice paddies, filled in the irrigation channels, and scattered the careful work of generations across the mud. He found a piebald colt, killed it, and flung the body through the roof of the sacred weaving hall. Inside, Amaterasu’s maidens scattered. One of them, startled by the falling carcass, drove her shuttle into herself and died. The hall - the place where the goddess wove the fabric of the heavens - was ruined, splashed with blood and horse.

Amaterasu said nothing. She walked into the Amano-Iwato, the Heavenly Rock Cave, and rolled the boulder across the entrance.

The world went dark.

The Assembly of the Gods

Eight million kami gathered on the dry riverbed of heaven, frantic. Crops failed in the darkness below. Demons took advantage of the silence. The light was simply gone, and with it the warmth that kept the world turning.

They debated. They performed divinations with deer bones. They strung sacred jewels in the trees outside the cave entrance, hung a mirror, prepared offerings. A goddess named Ame-no-Uzume climbed atop an overturned tub and began to dance - a wild, irreverent performance that made the assembled gods laugh so loudly that the sound rolled across all of heaven.

Inside the cave, Amaterasu heard the laughter. Darkness should have been silence. Silence should have meant grief. She edged the boulder back, just enough to see what could possibly be funny at the end of the world, and a god seized her hand and the sun came flooding out again.

But that was Amaterasu’s story. Susa-no-o’s was just beginning.

The Exile

The heavenly assembly turned to the storm god. The accounting was straightforward: the rice fields, the channels, the weaving hall, the dead maiden, the darkness that had fallen over everything. They stripped him of his divine standing. They fined him until he had nothing left. Then they banished him to the earthly realm - cut loose from Takamagahara, from his sister, from the court of heaven.

He descended.

There is no record of what he felt coming down. The stories do not say. He arrived in Izumo, a province of mountains and coast where the rivers ran fast and the people already half-knew the shape of the supernatural. He had no court. He had no dominion. He had only what he had always had - his sword, his temper, and the particular stubbornness that had undone him in the first place.

Kushinada-hime and the Eight Vats of Sake

At the headwaters of the Hi River he found the weeping. An old man - Ashinazuchi - and an old woman - Tenazuchi - sat with their youngest daughter between them, the river going past as though nothing were wrong. Susa-no-o asked why they grieved.

The story they told was simple and dreadful. They had once had eight daughters. Each year, an eight-headed serpent called the Yamata-no-Orochi came down from the mountains and took one. Now seven were gone. Only Kushinada-hime remained, and the serpent’s season was coming.

Susa-no-o looked at the girl. He asked her parents for her hand in exchange for killing the creature. Ashinazuchi and Tenazuchi agreed immediately - what parents would not? Susa-no-o transformed Kushinada-hime into a comb and placed her in his hair, safe and close. Then he set the couple to work. Eight platforms. Eight vats. Eight vats filled to the brim with strong sake, rice wine brewed to the limit of its potency. He told them to wait.

The Yamata-no-Orochi came in the way that monstrous things do - all at once, filling the valley, eight heads moving in eight directions, eight pairs of red eyes catching the torchlight. It found the vats and stopped. It drank. Each head found its own vat and drank it down, and the serpent - enormous, ancient, undefeated for seven years - became very still.

Susa-no-o drew his sword.

The Kusanagi-no-Tsurugi

He cut through all eight necks. It took time. The body was so large that blood turned the Hi River red for days. He worked methodically, which was not in his nature, and that methodical quality was itself something new - a storm god learning patience, learning to finish what he started.

When he reached the fourth tail, his blade struck something solid. He cut more carefully and found steel inside the flesh - a sword, longer than his own, with a blade that had never rusted inside that body. Later it would be called the Kusanagi-no-Tsurugi, the Grass-Cutting Sword. Later still it would be counted among the three sacred objects most central to Japan itself.

He held it for a moment. Then he sent it to Amaterasu.

No message accompanied the gift. No speech of apology or plea for restoration. Just the sword, traveling back up toward the light he had been expelled from, offered without ceremony from a god who had learned - at some cost - what he was and what he owed.

Izumo

Susa-no-o married Kushinada-hime and stayed in Izumo. He built a palace at Suga, and the construction prompted him - of all things - to compose a poem about the clouds stacking over the hills. It is considered the first waka, the first poem in the Japanese form. The storm god, settling. The destroyer, building.

He became the deity of that province: patron of the rice fields he had once torn apart in heaven, protector of the people who farmed alongside the fast rivers, guardian against exactly the kind of chaos he had once embodied. The great Izumo Taisha Shrine stands there still, and he is still worshipped in it.

The sword he sent away is elsewhere - one of the regalia held by the imperial line, the visible sign of a debt acknowledged and a broke thing at least partly mended.