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Kodo-kai: History, Affiliates & Activities

The Kodo-kai (弘道会 Kōdō-kai, Koh-doh-kai) is a yakuza criminal organization based in Nagoya, Japan. It is a secondary organization of the Sixth Yamaguchi-gumi, the largest known yakuza syndicate in Japan. With an estimated membership of 4,000, it is the second-largest Yamaguchi affiliate after the Yamaken-gumi, and operates in at least 18 prefectures.

Language: English [EN]
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Kodo-kai topic overview

The analysis highlights History, Affiliates and Activities as prominent areas in the source structure around Kodo-kai.

Related topics
35
Source areas
4
Connected nodes
39
Extracted relationships
51
Concept neighborhoods
17
Bridge connections
39

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.

Affiliates · 13 topics
Activities · 11 topics
Overview · 9 topics
History · 2 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.

Founded
1984
Activities
Banking, investment banking (for the criminal underworld) real estate, securities, show business
Allies
Seibu Rengo, Komatsu-gumi, Koike-gumi, Fukushima Rengo, Jido-kai, Omi-ikka
Ethnicity
Japanese
Founder
Shinobu Tsukasa, 24 other members including Kiyoshi Takayama
Membership
4000

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

History

Activities

Affiliates

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

How Kodo-kai connects Entity context

The extracted context around Kodo-kai shows recurring relationship patterns in the source. For example, Kodo-kai → Chiba, Fukuoka, Fukushima Rengo, Hakata, Hokkaido, Jido-kai, Kodo, Koike-gumi, Komatsu-gumi, Kyoto-based Aizukotetsu-kai, Kyushu, Launched, Minato, Nagano, Nagano Prefecture, Omi-ikka, Otsu, Sapporo, Seibu Rengo, Shiga Another extracted example is Kodo-kai → At, Fifth Yamaguchi-gumi, Fourth Yamaguchi-gumi, Kiyoshi Takayama, March, May, Shinobu Tsukasa, Takayama's, The Kodo-kai, Tsukasa, When. Use these groups to spot repeated connection types before inspecting the individual relationships.

Kodo-kai

Top relations

related to Affiliates · 25
Kodo-kai → Chiba, Fukuoka, Fukushima Rengo, Hakata, Hokkaido, Jido-kai, Kodo, Koike-gumi, Komatsu-gumi, Kyoto-based Aizukotetsu-kai, Kyushu, Launched, Minato, Nagano, Nagano Prefecture, Omi-ikka, Otsu, Sapporo, Seibu Rengo, Shiga
related to history · 11
Kodo-kai → At, Fifth Yamaguchi-gumi, Fourth Yamaguchi-gumi, Kiyoshi Takayama, March, May, Shinobu Tsukasa, Takayama's, The Kodo-kai, Tsukasa, When
related to Activities · 5
Kodo-kai → Aichi Prefectural Police Department, Described, Kodo-kai's, The Kodo-kai, Yamaguchi-affiliate
Activities · 1
Kodo-kai → Banking, investment banking (for the criminal underworld) real estate, securities, show business
Allies · 1
Kodo-kai → Seibu Rengo, Komatsu-gumi, Koike-gumi, Fukushima Rengo, Jido-kai, Omi-ikka
Ethnicity · 1
Kodo-kai → Japanese
Founded · 1
Kodo-kai → 1984
Founder · 1
Kodo-kai → Shinobu Tsukasa, 24 other members including Kiyoshi Takayama
Membership · 1
Kodo-kai → 4000
Territory · 1
Kodo-kai → Nagoya, Japan

Important terminology

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

Important terminology

yamaguchi-gumi organization based yakuza takayama japan tsukasa nagoya sixth police traditional 2005 including kiyoshi criminal membership activities boss one estimated

Kodo-kai relationships Subject–Predicate–Object triples

TTTA extracted 51 structured relationships around Kodo-kai. Examples in this analysis include Kodo-kai → Activities → Banking, investment banking (for the criminal underworld) real estate, securities, show business and Kodo-kai → Allies → Seibu Rengo, Komatsu-gumi, Koike-gumi, Fukushima Rengo, Jido-kai, Omi-ikka. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
Kodo-kaiActivitiesBanking, investment banking (for the criminal underworld) real estate, securities, show business1.00infobox
Kodo-kaiAlliesSeibu Rengo, Komatsu-gumi, Koike-gumi, Fukushima Rengo, Jido-kai, Omi-ikka1.00infobox
Kodo-kaiEthnicityJapanese1.00infobox
Kodo-kaiFounded19841.00infobox
Kodo-kaiFounderShinobu Tsukasa, 24 other members including Kiyoshi Takayama1.00infobox
Kodo-kaiMembership40001.00infobox
Kodo-kaiTerritoryNagoya, Japan1.00infobox
Kodo-kaiYears active1984-present1.00infobox
Kodo-kaifounded in19840.95text
Kodo-kaifounded byShinobu Tsukasa with 24 other members including Kiyoshi Takayama0.90text
Kodo-kairelated to ActivitiesDescribed0.60section
Kodo-kairelated to ActivitiesAichi Prefectural Police Department0.60section

Related concept clusters Concept neighborhoods

The concept neighborhoods around Kodo-kai bring nearby vocabulary together. In this analysis, examples include Traditional, Organization and Immense. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

  • Kodo-kai
    • Traditional
    • Organization
    • Immense
    • Criminal
    • Including
    • Membership
    • Nagoya
    • Police
    • Japan
    • Yakuza
    • Tsukasa
    • Takayama
  • kodo-kai
    • Traditional
    • Organization
    • Immense
    • Criminal
    • Including
    • Membership
    • Nagoya
    • Police
    • Japan
    • Yakuza
    • Tsukasa
    • Takayama
  • criminal organization
    • Activities
    • Banking
    • Yakuza
    • Nagoya
    • Japan
    • Founded
    • Shinobu
    • Including
    • Kiyoshi
    • Komatsu-gumi
    • Membership
    • Omi-ikka
  • yamaguchi-gumi
    • Sixth
    • Tsukasa
    • Became
    • Fifth
    • Head
    • One
    • Position
    • Wakagashira-hosa
    • Boss
    • Takayama
    • Member
    • Number-two
  • kiyoshi takayama
    • Number-two
    • Takayama
    • Wakagashira
    • Boss
    • Became
    • Position
    • Banking
    • Shinobu
    • Yamaguchi-gumi
    • Tsukasa
    • Head
    • Komatsu-gumi
  • activities
    • Banking
    • Criminal
    • Founded
    • Shinobu
    • Including
    • Kiyoshi
    • Komatsu-gumi
    • Membership
    • Nagoya
    • Omi-ikka
    • Police
    • Rengo
  • banking
    • Criminal
    • Founded
    • Shinobu
    • Including
    • Kiyoshi
    • Komatsu-gumi
    • Membership
    • Nagoya
    • Omi-ikka
    • Police
    • Rengo
    • Japan
  • investment banking
    • Criminal
    • Founded
    • Shinobu
    • Including
    • Kiyoshi
    • Komatsu-gumi
    • Membership
    • Nagoya
    • Omi-ikka
    • Police
    • Rengo
    • Japan

Connections between topic areas Semantic bridges

For Kodo-kai, one of the stronger structural bridges in this analysis connects Kodo-kai with Affiliates. 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
Kodo-kai — Affiliates · splits 26 ⟂ 14
Kodo-kai — Activities · splits 28 ⟂ 12
Kodo-kai — Overview · splits 30 ⟂ 10
Kodo-kai — History · splits 37 ⟂ 3

Map overview Semantic statistics

Kodo-kai

Nodes40
Edges39
Triples51
Avg. degree1.95
Density0.05
Components1

Source & methodology

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

Source: Wikipedia — Kodo-kai · EN edition · Analysis: TopicsToTalkAbout

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