Japanese Mythology: Gods, Spirits, and Legends
Japanese mythology is a rich tapestry of stories that blend indigenous Shinto beliefs, imported Buddhist traditions, and regional folk tales. Unlike the unified pantheons of Greek or Norse mythology, Japanese mythology is decentralized, with countless kami (spirits or gods), yokai (supernatural creatures), and legendary figures inhabiting a world where the boundaries between the natural and supernatural are porous.
The mythology has shaped Japanese culture for over two millennia, influencing art, literature, theater, and religion. It continues to inspire contemporary manga, anime, and film, making it one of the most influential mythological traditions in the world today.
The Creation Myth
The Japanese creation myth is recorded in the Kojiki (Records of Ancient Matters, 712 CE) and the Nihon Shoki (Chronicles of Japan, 720 CE), the oldest surviving Japanese texts. According to these accounts, the universe began as a formless chaos that separated into Heaven and Earth.
The first gods appeared spontaneously in the High Plain of Heaven. They were abstract, invisible deities who created the first couple: Izanagi (He Who Invites) and Izanami (She Who Invites). These two were given a jeweled spear and commanded to solidify the floating earth below.
Izanagi and Izanami stirred the ocean with the spear, and when they lifted it, the brine dripping from its tip formed the first island, Onogoro. They descended to this island and built a pillar. Circling it in opposite directions, they met and spoke. Their first child was deformed — the result of Izanami speaking first, breaking the ritual order. They corrected their mistake, and from their union were born the islands of Japan and a host of deities.
The Death of Izanami
While giving birth to the fire god Kagutsuchi, Izanami was burned so severely that she died. Her body was buried on Mount Hiba, and her spirit descended to Yomi, the land of the dead. Izanagi, grief-stricken, followed her and begged her to return.
Izanami agreed to ask the gods of Yomi for permission but warned Izanagi not to look at her. Impatient, Izanagi broke his promise. He lit a torch and saw her rotting, maggot-infested body. He fled in terror, and Izanami, enraged by his betrayal, pursued him with the hideous spirits of Yomi.
Izanagi escaped by blocking the entrance to Yomi with a boulder. Izanami cursed him from the other side, vowing to kill a thousand people every day. Izanagi replied that he would build a thousand and five hundred birthing huts each day — ensuring that life would always outpace death.
Purification and the Birth of the Sun
After escaping Yomi, Izanagi purified himself in a river. As he washed his left eye, the sun goddess Amaterasu was born. As he washed his right eye, the moon god Tsukuyomi was born. As he washed his nose, the storm god Susanoo was born. Amaterasu was given dominion over the High Plain of Heaven, Tsukuyomi over the night, and Susanoo over the seas.
Major Deities
Amaterasu: The Sun Goddess
Amaterasu is the most important deity in the Shinto pantheon. She is the goddess of the sun, the universe, and the imperial family, who claim descent from her. Her primary shrine is the Grand Shrine of Ise, the most sacred site in Shinto.
The most famous story about Amaterasu involves her brother Susanoo, whose violent and destructive behavior drove her to hide in a cave called Amano-Iwato. With the sun hidden, the world fell into darkness. The other gods tried everything to lure her out — prayers, offerings, magical objects. Nothing worked until the goddess Ame-no-Uzume began a lewd and hilarious dance on an overturned tub, making the other gods laugh so loudly that Amaterasu peeked out to see what was happening. A mirror was placed in front of her, and she was dazzled by her own reflection. The gods pulled her from the cave, and light returned to the world.
This story explains the cycle of day and night, but it also establishes the importance of ritual and community in Shinto practice. The gods cannot force Amaterasu to return. They must invite her, entertain her, and remind her of her own beauty.
Susanoo: The Storm God
Susanoo is the most complex figure in Japanese mythology. He is a storm god, violent and unpredictable, but he is not purely evil. After being banished from Heaven for his behavior, he descended to Earth and killed the eight-headed serpent Yamata-no-Orochi by getting it drunk on sake and cutting off its heads. From the serpent’s tail, he recovered the sword Kusanagi-no-Tsurugi, which became one of the three Imperial Regalia of Japan.
Susanoo represents the chaotic, creative-destructive force of nature. He is dangerous but also capable of heroism. His complexity makes him a more interesting figure than the straightforwardly benevolent Amaterasu.
Tsukuyomi: The Moon God
Tsukuyomi is a more distant figure than his siblings. The most famous story about him involves the food goddess Ukemochi, who prepared a feast by vomiting food from her mouth. Tsukuyomi was so disgusted that he killed her. Amaterasu, enraged by this cruelty, refused to look at Tsukuyomi again. This is why the sun and moon are never seen together in the sky.
Other Kami
Inari is the kami of rice, sake, and prosperity. Inari’s messengers are foxes (kitsune), and Inari shrines are easily identified by fox statues at their entrances. The Fushimi Inari Shrine in Kyoto, with its thousands of red torii gates, is the most important Inari shrine.
Hachiman is the kami of war and warriors. Originally a local deity, he became the patron of the Minamoto clan and was later elevated to the status of protector of Japan. Thousands of Hachiman shrines exist across the country.
Tenjin is the deified form of the scholar Sugawara no Michizane (845–903 CE), who was exiled unjustly and later worshipped as a kami of learning. Students pray to Tenjin for success in examinations.
Yokai and Supernatural Beings
Japanese mythology is populated by countless yokai — supernatural creatures that range from mischievous to malevolent. Some of the most famous include:
Kappa are water spirits that resemble humanoid turtles with a dish-like depression on their heads filled with water. They drag animals and children into rivers and drown them. They are dangerous but also easily outsmarted — they are obsessively polite and can be tricked into bowing, which spills the water from their heads and renders them powerless.
Tengu are mountain spirits with bird-like features and long noses. They are skilled warriors and tricksters, often leading travelers astray. In Buddhist mythology, they are considered fallen monks corrupted by pride. They have been depicted as both dangerous demons and protectors of the mountains.
Kitsune are fox spirits with shape-shifting abilities. They can take human form, usually as beautiful women. Some kitsune are benevolent, serving as messengers to Inari, the god of rice and prosperity. Others are tricksters who seduce and deceive humans. The more tails a kitsune has — up to nine — the older and more powerful it is.
Bakeneko and nekomata are cat yokai. A domestic cat that reaches a certain age or is kept too long may become a bakeneko, walking on two legs and speaking human language. The nekomata is a more powerful version with a forked tail, capable of raising the dead.
Jorogumo is a spider yokai that transforms into a beautiful woman to lure men to their deaths. The legend likely originated in mountainous regions of Japan where large spiders were common.
The Imperial Myth
The Japanese imperial family claims direct descent from Amaterasu through her grandson Ninigi, who was sent to Earth to rule. Ninigi’s great-grandson was Emperor Jimmu, the legendary first emperor of Japan, who is said to have reigned from 660 BCE.
This divine lineage was used to legitimize the imperial family’s rule for centuries. Until the end of World War II, the emperor was officially considered a living god. The connection between mythology and politics is one of the most distinctive features of Japanese mythology — it was not just a collection of stories but a justification for political authority.
Legacy
Japanese mythology continues to shape Japanese culture. The gods appear in festivals, rituals, and shrines throughout the country. The stories have been adapted into Noh and Kabuki theater, classical literature, and modern manga and anime. The mythology of Studio Ghibli films like Spirited Away and Princess Mononoke draws directly on Shinto traditions of kami, spirits, and the sacredness of nature.
FAQ
What is the difference between the Kojiki and the Nihon Shoki? Both record Japanese mythology, but the Kojiki (712 CE) focuses on mythology and genealogy, written in a mix of Chinese and Japanese. The Nihon Shoki (720 CE) is a more formal history written in classical Chinese.
How did Buddhism affect Japanese mythology? Buddhism introduced new deities (bodhisattvas), concepts of hell and rebirth, and influenced the yokai tradition. Shinto and Buddhism coexisted for centuries, with kami reinterpreted as guardians of Buddhist teachings.
What are the three Imperial Regalia of Japan? The sword Kusanagi-no-Tsurugi, the mirror Yata-no-Kagami, and the jewel Yasakani-no-Magatama. They represent valor, wisdom, and benevolence.
Are yokai still believed in today? While few Japanese today believe in yokai literally, they remain culturally important as folklore characters, appearing in anime, manga, and festivals.
What is the Shinto view of death? Shinto traditionally avoids contact with death — funerals are usually conducted by Buddhist priests. This is rooted in the myth of Izanagi’s pollution by death in Yomi.
Also explore: Our guides to Greek Mythology, Norse Mythology, and Celtic Mythology.