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Ōuchi clan: History & Measurement

Ōuchi clan (大内氏, Ōuchi-shi) was one of the most powerful and important families in Western Japan during the reign of the Ashikaga shogunate in the 14th to 16th centuries. Their domains, ruled from the castle town of Yamaguchi in the western tip of Honshu island, comprised six provinces at their height, and the Ōuchi played a major role in supporting the…

Language: English [EN]
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Ōuchi clan topic overview

The analysis highlights History and Measurement as prominent areas in the source structure around Ōuchi clan.

Related topics
66
Source areas
6
Connected nodes
72
Extracted relationships
50
Related term clusters
35
Bridge connections
72

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

History · 35 topics
Origin · 14 topics
Overview · 7 topics
Clan heads · 5 topics
Prominent castles · 4 topics
Notable retainers · 1 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Cadet branches
Migitashi clan (parent clan of the Sue clan) · Yamaguchi clan (Chūgoku) · Yamaguchi clan (Owari) · etc
Dissolution
1557
Final ruler
Ōuchi Yoshinaga
Founder
Ōuchi Morifusa (大内盛房)
Founding year
12th century
Home province
Suō

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Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

Origin

History

Clan heads

Notable retainers

Prominent castles

For the semantics nerds

You can skip this section if you’re here for content ideas and keyword inspiration.

Advanced semantic analysis

How Ōuchi clan connects Entity context

The extracted context around Ōuchi clan shows recurring relationship patterns in the source. For example, Ōuchi clan → According, Based, China, Chinese, Chūgoku, Daenae, Daenaejeon, Hata, Historically, Honshū, Japanese, Joseon, Korea, Korean, Koremune, Kyushu, Lord, Ming, Suō Province, Sō Another extracted example is Ōuchi clan → According, Despite, Japan, Jitsruroku, Kondō Kiyoshi, Korea, Paekche, Prince Imseong, Tatarashi. Use these groups to spot repeated connection types before inspecting the individual relationships.

Ōuchi clan

Top relations

related to history · 21
Ōuchi clan → According, Based, China, Chinese, Chūgoku, Daenae, Daenaejeon, Hata, Historically, Honshū, Japanese, Joseon, Korea, Korean, Koremune, Kyushu, Lord, Ming, Suō Province, Sō
related to Origin · 9
Ōuchi clan → According, Despite, Japan, Jitsruroku, Kondō Kiyoshi, Korea, Paekche, Prince Imseong, Tatarashi
related to Prominent castles · 6
Ōuchi clan → Castle, CastleTsuwano CastleTsuchiyama Castle, Sue, Supporting, Yakata, YakataWakayama Castle
Cadet branches · 4
Ōuchi clan → etc, Migitashi clan (parent clan of the Sue clan), Yamaguchi clan (Chūgoku), Yamaguchi clan (Owari)
Parent house · 2
Ōuchi clan → Paekche royalty (disputed), Tatara clan
Dissolution · 1
Ōuchi clan → 1557
Final ruler · 1
Ōuchi clan → Ōuchi Yoshinaga
Founder · 1
Ōuchi clan → Ōuchi Morifusa (大内盛房)
Founding year · 1
Ōuchi clan → 12th century
Home province · 1
Ōuchi clan → Suō

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

ōuchi clan korea yamaguchi japan according joseon ashikaga paekche also tatara yoshinaga sue request ōuchi-shi court western history prince harukata

Ōuchi clan relationships Subject–Predicate–Object triples

TTTA extracted 50 structured relationships around Ōuchi clan. Examples in this analysis include Ōuchi clan → Cadet branches → Migitashi clan (parent clan of the Sue clan) and Ōuchi clan → Cadet branches → Yamaguchi clan (Chūgoku). The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
Ōuchi clanCadet branchesMigitashi clan (parent clan of the Sue clan)1.00infobox
Ōuchi clanCadet branchesYamaguchi clan (Chūgoku)1.00infobox
Ōuchi clanCadet branchesYamaguchi clan (Owari)1.00infobox
Ōuchi clanCadet branchesetc1.00infobox
Ōuchi clanDissolution15571.00infobox
Ōuchi clanFinal rulerŌuchi Yoshinaga1.00infobox
Ōuchi clanFounderŌuchi Morifusa (大内盛房)1.00infobox
Ōuchi clanFounding year12th century1.00infobox
Ōuchi clanHome provinceSuō1.00infobox
Ōuchi clanParent housePaekche royalty (disputed)1.00infobox
Ōuchi clanParent houseTatara clan1.00infobox
Ōuchi clanRuled until1557, Ōuchi Yoshinaga commits seppuku1.00infobox
Ōuchi clanTitlesVarious1.00infobox

Related concept clusters Related term clusters

The concept neighborhoods around Ōuchi clan bring nearby vocabulary together. In this analysis, examples include Ōuchi, Yoshinaga and According. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • Ōuchi clan
    • Ōuchi
    • Yoshinaga
    • According
    • Ashikaga
    • Power
    • Also
    • Toyota
    • Joseon
    • Yamaguchi
    • Family
    • Harukata
    • Korea
  • ōuchi clan
    • Ōuchi
    • Korea
    • Tatara
    • Yoshinaga
    • Also
    • Sue
    • According
    • Joseon
    • Ashikaga
    • Power
    • Paekche
    • Toyota
  • mōri clan
    • Harukata
    • Sue
    • Ōuchi
    • Powerful
    • Korea
    • Tatara
    • Another
    • Yoshitaka
    • Ōuchi-shi
    • Also
    • Yoshinaga
    • According
  • tatara clan
    • Sue
    • Ōuchi
    • Family
    • Harukata
    • Korea
    • Tatara
    • Also
    • Yoshinaga
    • According
    • Joseon
    • Another
    • Toyota
  • sue clan
    • Harukata
    • Tatara
    • Another
    • Ōuchi
    • Yoshinaga
    • Korea
    • Also
    • Sue
    • According
    • Joseon
    • Family
    • Paekche
  • toyoda/toyota clan
    • Ōuchi
    • Korea
    • Tatara
    • Well
    • Also
    • Sue
    • Yoshinaga
    • According
    • Joseon
    • Paekche
    • Toyota
    • Family
  • sō clan
    • Ōuchi
    • Korea
    • Tatara
    • Also
    • Sue
    • Yoshinaga
    • According
    • Joseon
    • Paekche
    • Toyota
    • Family
    • Harukata
  • koremune clan
    • Ōuchi
    • Korea
    • Tatara
    • Also
    • Sue
    • Yoshinaga
    • According
    • Joseon
    • Paekche
    • Toyota
    • Family
    • Harukata

Connections between topic areas Semantic bridges

For Ōuchi clan, one of the stronger structural bridges in this analysis connects Ōuchi clan with History. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3
Ōuchi clan — History · splits 37 ⟂ 36
Ōuchi clan — Origin · splits 58 ⟂ 15
Ōuchi clan — Overview · splits 65 ⟂ 8
Ōuchi clan — Clan heads · splits 67 ⟂ 6
Ōuchi clan — Prominent castles · splits 68 ⟂ 5

Map overview Semantic statistics

Ōuchi clan

Nodes73
Edges72
Triples50
Avg. degree1.97
Density0.027397
Components1

Source & methodology

TTTA analyzes the structure around Ōuchi clan to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as History & Measurement, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — Ōuchi clan · EN edition · Analysis: TopicsToTalkAbout

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