History of Japan Study Guide
Study Guide
📖 Core Concepts
Chronology of Japanese eras – From Paleolithic → Jōmon → Yayoi → Kofun → Asuka → Nara → Heian → Kamakura → Muromachi → Azuchi‑Momoyama → Edo → Meiji → Taishō → Shōwa → Postwar → Heisei → Reiwa.
Ritsuryō system – Chinese‑style legal‑administrative code (Taihō Code, 702 AD) that created central bureaucracy, land registers, and a household tax system.
Kofun & Yamato state – Large key‑hole burial mounds; emergence of hereditary imperial line and uji (powerful clans).
Feudal hierarchy – Shogun → daimyō → samurai → peasants/artisans/merchants (Edo “four‑class” system).
Sakoku – 1630s‑1850s policy of national seclusion; limited Dutch/Chinese trade at Nagasaki.
Meiji Restoration – 1868 return of power to emperor, rapid industrialization, adoption of Western institutions (constitution, conscription).
Imperialism & WWII – Expansion (Manchukuo, Korea, Taiwan), Pearl Harbor, Midway turning point, atomic bombings, surrender 1945.
Post‑war Constitution (Article 9) – Renounces war, makes emperor symbolic, guarantees civil liberties.
Economic “miracle” – 1950‑1970s rapid growth via MITI coordination, export focus, lifetime employment.
Lost Decade – 1990s bubble burst → deflation, stagnant growth, demographic decline.
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📌 Must Remember
Jōmon pottery: oldest cord‑marked ceramics, 14,500 BC.
Yayoi rice cultivation: introduced 1,000 BC, spurred 10× population rise.
Taika Reforms (645 AD): land nationalization, household registers, centralization.
Taihō Code (702 AD): codified ritsuryō system lasting 5 centuries.
Battle of Baekgang (663 AD): loss to Tang, accelerated centralization.
Heian capital move (794 AD) → Heian‑kyō (Kyoto).
Genpei War (1180‑1185) → Minamoto victory, Kamakura shogunate.
Mongol invasions (1274, 1281) → “kamikaze” typhoons.
Ōnin War (1467‑1477) → start of Sengoku period.
Battle of Sekigahara (1600) → Tokugawa shogunate.
Sankin‑kōtai: alternate attendance, forced daimyō residence in Edo.
Meiji Constitution (1889): limited suffrage (2 % male), bicameral Diet.
Pearl Harbor (7 Dec 1941) → US entry into WWII.
Midway (June 1942) → decisive US victory.
Atomic bombings (6 & 9 Aug 1945) → Japan’s surrender.
Article 9 (1947): “renounce war” clause.
Income Doubling Plan (1960): achieve double GDP in 7 years.
Plaza Accord (1985): yen appreciation, bubble formation.
Lost Decade: 1990s prolonged deflation after asset‑price collapse.
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🔄 Key Processes
Taika Reform Land Nationalization
Confiscate private estates → imperial ownership.
Issue household registers → assess tax per family.
Ritsuryō Taxation
Land tax (kokugaku) → based on cadastral surveys.
Labor tax (corvee) → periodic public service.
Sankin‑kōtai Cycle
Year 1: daimyō stays in Edo, leaves family as hostage.
Year 2: returns to domain, family resides in Edo.
Repeat → drains domain resources, ensures loyalty.
Meiji Conscription (1873)
All males 20 y → 3‑year service, modern army formation.
Industrialization (Meiji)
Government builds railways, telegraph → private sector takes over (zaibatsu).
Post‑war Land Reform
Government purchases landlord estates → sells to tenant farmers at low cost.
Economic Miracle Growth Model
MITI identifies strategic industries → subsidies, technology transfer, export incentives.
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🔍 Key Comparisons
Jōmon vs. Yayoi –
Economy: hunter‑gatherer vs. rice‑based agriculture.
Population: sparse vs. ten‑fold increase.
Technology: pottery only vs. bronze/iron, weaving.
Kofun vs. Asuka –
Political: clan‑based burial mounds vs. centralized imperial state.
Religion: indigenous shamanism vs. introduction of Buddhism.
Kamakura vs. Tokugawa –
Power base: military shogunate with regents vs. hereditary shogunate with rigid social order.
Foreign policy: limited overseas (Mongol wars) vs. sakoku isolation.
Meiji vs. Taishō democracy –
Governance: top‑down modernization vs. increased party politics and universal male suffrage.
Militarism: early conscription, modest army vs. rising military autonomy leading to WWII.
Post‑war Constitution vs. Pre‑war Imperial system –
Sovereignty: popular sovereignty, pacifism vs. emperor‑centric divine rule.
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⚠️ Common Misunderstandings
“Japan was always militaristic.” – Early periods (Jōmon, Yayoi) were peaceful agrarian societies; militarism surged only in late 19th‑20th centuries.
“Sakoku meant total isolation.” – Trade continued with Dutch (Dejima) and Chinese/Korean envoys; only Portuguese/Spanish missionaries were expelled.
“All samurai were wealthy.” – Many Edo samurai lived in poverty despite high status; wealth shifted to merchants.
“Meiji Restoration instantly modernized Japan.” – Reform was gradual; many feudal structures persisted for decades.
“Article 9 bans all self‑defence forces.” – It prohibits war as a sovereign right, but the Self‑Defense Forces are justified as “maintaining peace.”
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🧠 Mental Models / Intuition
“Layered State” – Visualize Japanese history as layers: prehistoric → tribal → imperial → shogunal → modern nation. Each layer adds institutions but rarely fully erases the previous one.
“Fiscal Drain” – Sankin‑kōtai = forced “tax” on daimyō; the more distant the domain, the higher the cost → explains central control.
“Technology Transfer Cycle” – Foreign tech (e.g., firearms, railways) → elite adoption → domestic production → national diffusion → military or economic advantage.
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🚩 Exceptions & Edge Cases
Yamato legitimacy – Legendary genealogies; historical continuity of imperial line is symbolic, not uninterrupted.
Shinbutsu‑shūgō – Syncretism persisted despite official bans; Buddhism and Shinto remained intertwined until Meiji separation.
Women’s status – Early Jōmon societies may have had gender equity; later Ritsuryō system institutionalized patriarchy.
Christianity – Brief tolerance under Oda Nobunaga, fully banned after Shimabara Rebellion (1638).
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📍 When to Use Which
Identify period in a question → Look for key markers:
Pottery & hunter‑gatherer → Jōmon.
Rice, bronze, Chinese migrants → Yayoi.
Keyhole kofun, uji → Kofun.
Buddhism introduction, Taika reforms → Asuka.
Capital Heijō‑kyō, imperial chronicles → Nara.
Capital Heian‑kyō, court poetry → Heian.
Shogun title, Kamakura bakufu → Kamakura.
Ōnin War, Sengoku → Muromachi.
Unification under Nobunaga/Hideyoshi → Azuchi‑Momoyama.
Sankin‑kōtai, four‑class order → Edo.
Emperor restored, Constitution 1889 → Meiji.
Choose policy explanation –
Land reform → Post‑war Occupation.
Industrial policy → MITI (1950s‑70s).
Military aggression → Shōwa pre‑1945.
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👀 Patterns to Recognize
“Foreign tech → Domestic power shift” – Matchlocks → Oda’s tactics; railways → zaibatsu growth.
“War → Centralization” – Mongol invasions → Kamakura shogunate; WWII defeat → Occupation reforms.
“Crisis → Reform” – Smallpox epidemic (735‑737) → Buddhist patronage; Tenpō famines → weakening of Tokugawa.
“Cultural bloom after political stability” – Heian court literature; Edo ukiyo‑e; post‑war cinema.
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🗂️ Exam Traps
Confusing the Book of Han vs. Book of Wei – Both record Yayoi kingdoms; the Book of Wei mentions Himiko’s Yamatai.
Mixing up dates of the Mongol invasions – 1274 (first) and 1281 (second), not 13th‑century “Mongol wars” in Europe.
Attributing the Meiji Constitution to a fully democratic system – Suffrage was limited; the emperor retained significant power.
Assuming “sankin‑kōtai” applied to all daimyō equally – Some tozama (outside) domains faced stricter attendance.
Believing the Lost Decade ended with a return to growth – Japan’s economy remained stagnant relative to the 1980s boom.
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