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For over a millennium, the myths and texts of Shinto have been a battleground of interpretation. The core question has never been simply what the ancient stories say, but who has the authority to decide what they mean—and for what purpose. Each framework in the history of Shinto myth and texts has defined itself by its reading of a single, foundational canon: the Kojiki (712 CE) and the Nihon Shoki (720 CE), known together as the Kiki. The story of this subfield is the story of successive schools of thought that have claimed, contested, and reshaped these texts to serve very different ends.
The Kojiki (Record of Ancient Matters) and the Nihon Shoki (Chronicles of Japan) were compiled in the early eighth century under imperial patronage. Their primary purpose was political: to legitimize the Yamato court by tracing its lineage back to the sun goddess Amaterasu and, beyond her, to the primordial kami who created the Japanese islands. The Kojiki presents a single, unified narrative in a mixture of classical Chinese and phonetic Japanese, while the Nihon Shoki offers multiple variant accounts in formal Chinese, reflecting its role as a court chronicle intended for diplomatic display. Together, they established a pantheon, a cosmology, and a genealogy that would become the indispensable reference point for every later interpreter. Yet the Kiki were not closed scriptures. Their layered composition—myth, legend, genealogy, and court record—left ample room for radically different readings. The very ambiguity of the texts invited the interpretive struggles that followed.
From the medieval period onward, Buddhist institutions dominated Japanese religious life, and Shinto kami were widely understood as local manifestations of buddhas and bodhisattvas (a framework known as shinbutsu-shūgō). Against this backdrop, two competing schools emerged that sought to assert the independence and depth of Shinto tradition by reinterpreting the Kiki through esoteric lenses.
Ise Shinto (c. 1200–1600) developed at the Ise Grand Shrine, the most prestigious imperial shrine dedicated to Amaterasu. Its thinkers, often shrine priests, drew on esoteric Buddhist logic to argue that the kami were not merely guardians of the realm but the ultimate source of all phenomena. They read the Kiki allegorically, treating the kami as symbols of cosmic principles. For Ise Shinto, the myths were not literal history but encoded revelations of a deeper, universal truth—a move that preserved Shinto's relevance within a Buddhist intellectual world while subtly elevating the kami above the buddhas.
Yoshida Shinto (c. 1400–1700), founded by the priest Yoshida Kanetomo, went further. It claimed that Shinto was the root of all traditions, including Buddhism and Confucianism, which were merely its branches and fruits. Yoshida Shinto also employed esoteric interpretation, but its innovation was to systematize a complete Shinto cosmology and ritual order that could stand independently. Where Ise Shinto coexisted with Buddhist institutions, Yoshida Shinto actively sought to subordinate them. The two schools thus coexisted in a state of competitive complementarity: both used allegorical methods drawn from the same medieval toolkit, but they disagreed sharply on whether Shinto was one tradition among equals or the primordial source of all truth. Neither school treated the Kiki as straightforward historical records; both saw them as texts whose true meaning required esoteric initiation to unlock.
The Kokugaku (National Learning) movement of the Edo period represented a radical break from medieval allegory. Its leading figures, such as Motoori Norinaga, rejected the esoteric readings of Ise and Yoshida Shinto as foreign-influenced corruptions. Instead, Kokugaku applied rigorous philological methods to the Kiki, aiming to recover the 'original' meaning of the texts before they were overlaid with Buddhist and Confucian interpretations. Motoori's monumental commentary on the Kojiki, the Kojiki-den, was a landmark of textual scholarship that treated the myths as expressions of a uniquely Japanese sensibility—an ancient way of feeling and thinking that he called mono no aware (the pathos of things).
Kokugaku's method was a direct reaction against the medieval schools. Where Ise and Yoshida Shinto had read the Kiki as allegories pointing to universal truths, Kokugaku insisted on a literal, historical reading grounded in linguistic analysis. Yet this was not the literalism of later state ideology; it was a romantic historicism that sought to recover a lost, pure Japan. Kokugaku's philological turn created a new kind of authority: the scholar who could read the ancient texts in their original language, free from the layers of medieval commentary. This emphasis on textual authenticity would prove enormously influential, but it also carried political implications that later frameworks would exploit.
With the Meiji Restoration of 1868, the new imperial government sought to unify the nation under the emperor's authority. It created State Shinto as a national cult, and the Kiki were pressed into service as literal, factual history. The government suppressed the esoteric and philological complexities of earlier frameworks, demanding instead a straightforward reading in which the sun goddess Amaterasu was the direct ancestor of the imperial line and the myths were unassailable records of national origins.
State Shinto's literalism was a drastic simplification of the interpretive traditions that preceded it. It borrowed Kokugaku's reverence for the ancient texts but stripped away its philological nuance and its critique of foreign influence. From Yoshida Shinto, it took the claim of Shinto's primordial supremacy but discarded the esoteric cosmology that had supported it. The result was a flattened, politicized canon: the Kiki became instruments of civic indoctrination, taught in schools and recited at shrines as the basis of national morality. This framework did not engage with the texts as objects of scholarly inquiry; it treated them as sacred documents whose meaning was self-evident and whose authority was absolute. The collapse of the empire in 1945 brought an abrupt end to State Shinto as an official ideology, but its interpretive habits—the assumption that the Kiki encode a timeless national essence—did not disappear overnight.
In the wake of World War II, a new generation of scholars—both Japanese and international—subjected the entire history of Shinto myth interpretation to critical scrutiny. Post-war Critical Scholarship rejected the literalist claims of State Shinto and the romantic historicism of Kokugaku alike. Instead, it adopted the methods of modern historiography, comparative mythology, and literary analysis to understand the Kiki as products of their specific historical context: the eighth-century Yamato court with its political ambitions, its diplomatic relations with China and Korea, and its need to synthesize diverse local traditions into a coherent imperial narrative.
This framework treats the Kiki not as timeless scripture or as windows into an ancient Japanese soul, but as texts that must be understood in their own time. It has uncovered the Chinese cosmological models that shaped the Nihon Shoki, the oral traditions that underlie the Kojiki, and the political calculations that determined which myths were included and which were suppressed. Post-war scholarship also critically examines the interpretive frameworks themselves, tracing how Ise Shinto, Yoshida Shinto, Kokugaku, and State Shinto each constructed their own versions of 'authentic' Shinto myth. In this sense, the subfield has become self-reflexive: the history of interpretation is now part of what is studied.
Today, the study of Shinto myth and texts is marked by a productive tension between two broad approaches. On one side stands secular historicist scholarship, which continues to refine our understanding of the Kiki as historical documents, using philology, archaeology, and comparative religion. On the other side are approaches that treat the Kiki as living scripture—whether from within shrine traditions, new religious movements, or popular culture. These two camps agree on the foundational importance of the Kiki and on the need for rigorous textual study. They disagree, however, on the ultimate status of the myths: are they artifacts of a distant past, or do they still carry revelatory authority? This disagreement is not a sign of weakness in the field; it is the latest chapter in a long history of reinterpretation. The question of who gets to decide what the Kiki mean, and for what purpose, remains as alive today as it was in the eighth century.