Record entry · Japan

Chiba

What is happening now

  • Japanese manga artist Tetsuya Chiba, known for his boxing masterpiece 'Ashita no Joe,' dies at 87

    Reported claim · first reported 27 Oct 2026 · 1 claim · best-carried claim: 2 separate publishers

How well we know this

78 documents · 33 publishers · 4% contain a typed assertion · last evidence 30 Oct 2026

  • Gap: assertion coverage 0.038: about 96% of mentions carry no typed assertion
Added 30 Sept 2026Mentions 23Sources 6Days of coverage 13

Why this name is on the record

Chiba was added automatically on 30 Sept 2026 after 23 mentions across 6 sources over 13 days. 65% of that coverage came from a single subject area.

Reported alongside Chiba

Names most often reported alongside it; bigger circles and heavier lines mean more shared documents. A dashed circle has no page of its own yet.

JapanTokyoChiba PrefectureChinaKantoAIAustralia
  • Japan · 64 shared documents
  • Tokyo · 41 shared documents
  • Chiba Prefecture · 25 shared documents
  • China · 16 shared documents
  • Kanto · 13 shared documents
  • Typhoon Dujuan · 13 shared documents · no page of its own yet
  • AI · 13 shared documents
  • Kanagawa · 12 shared documents · no page of its own yet
  • Asian · 10 shared documents · no page of its own yet
  • Australia · 10 shared documents

For developers

GET https://api.signalbureau.ai/api/registry?slug=chiba

{
  "slug": "chiba",
  "state": "active",
  "detail": {
    "state": "active",
    "source": "ontology",
    "label": "chiba",
    "promotedAt": "2026-09-30",
    "category": "japan",
    "evidence": {
      "mentions": 23,
      "sources": 6,
      "days": 13,
      "concentration": 0.652,
      "standAloneShare": 0.694
    }
  }
}

The record behind this page, as data. The live response also carries the registry date and version.

Walk the record from Chiba

Open where it comes from, follow a claim or a related name, and use the trail to come back. Every step says what it is, how it stands and when. Machines read the same record.

Chiba

Entity.

Evidence
78 documents · 33 separate publishers · a mention shows the name is in use, not that any claim about it is true
Standing
A name from our starting list; its record is kept up to date automatically from coverage
Time
first seen 4 Sept 2026, last seen 30 Oct 2026
Measured
4% of mentions say something specific about it; the rest only name it
As of
31 Oct 2026
11 links from here

Who it moves with: the 10 names are in the map above.

What is claimed about it (1)

  • Single source: Reported by one source so far.

Situations it is named in (0)

none on file at this cutoff

For machines: this record as JSON

Watch this

The coverage behind it

Ask about ChibaWatch Chiba

No trend and no market price are shown because neither has been measured for Chiba yet. Informational only, not advice. As of 31 Oct 2026.