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Bonin Islanders

ethnic group in the Bonin Islands, Japan

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General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionAug 29, 2026
Entity authorityQ11544942 ↗
Source-derived summary

The Bonin Islanders, also known as the Ogasawara Islanders or Ōbeikei tōmin (欧米系島民; lit. 'European–American Islanders') in Japanese, are a Euronesian ethnic group native to the Bonin Islands (or Ogasawara Islands). They are culturally and genetically distinct from other Japanese ethnic groups such as the Yamato, Ainu, and Ryukyuans as they are the modern-day descendants of a multitude of racial and ethnic groups including the Europeans, White Americans, Polynesians, and Kanaks who settled Hahajima and Chichijima in the 19th century.

History

The first documented instance of human occupation of the Bonin Islands took place in 1830, when Matteo Mazarro, a British citizen from the city of Genoa (now in Italy), who would serve as governor, settled the island of Chichijima. He was accompanied by Nathaniel Savory, a White American from Massachusetts, Albin B. Chapin, also from Massachusetts, Richard J. Millinchamp, an Englishman, Charles Johnson (or Johansen), a Dane, Harry Bolla Otaheite, a Tahitian, John "Judge" Marquese, from Nuku Hiva, and approximately 20 Native Hawaiians, whose personal names were not recorded. Though Savory was American, his expedition had been commissioned by British forces, making it a British settlement.

In the following years more Westerners settled in the islands, including: Thomas H. Webb, an Englishman from Surrey; Louis Leseur, from Brittany, France; two men from Bremen (later part of Germany) with anglicized names, Frederick Rose (or Rohlfs) and William Allen; Joaquim "John Bravo" Gonsales (or Gonçalves) later spelled Gonzalez, from Brava, Cape Verde (then a Portuguese colony), who was described as a "mulatto"; George Augustine Washington, who had Malagasy origins; John Ackerman, who was from Tahiti, and others, possibly British or US citizens, named William Gilley, Joseph Cullins, George Robinson and Benjamin Pease.

Editorial summary

Begin with the source’s own compact description: “Bonin Islanders” is ethnic group in the Bonin Islands, Japan. The dossier treats that line as a proposition to test through Bonin, Islanders and ethnic, not as a finished interpretation.

Editorial reviewA dependable orientation record for establishing vocabulary, names and a first evidence trail. The current lead gives the account dated anchors—1830—that can be checked directly. The selected authority fields contribute no independent date. For this dossier, Bonin, Islanders and ethnic is the immediate research focus.
Editorial analysis

Why this record matters

The phrase “ethnic group in the Bonin Islands, Japan” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.

Evidence profile

Vocabulary and entity names are the principal evidence signals here, because they determine the precision of every later search. The source revision retrieved here is dated Aug 29, 2026. The linked authority identifier is Q11544942. None of the 0 selected statements returned an explicit reference. The first chronological checks are 1830.

Critical limits

Overview language is designed for orientation and should not be treated as a substitute for the evidence cited beneath it. The source lead contains qualifying language; that uncertainty should survive quotation, summary and reuse. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

How to read it

Use the entry as an orientation point, then follow its citations and revision history. Names, dates and institutional relationships should be checked against the original record.

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Source & attribution

This entry incorporates text from “Bonin Islanders” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.