CACrown ArchivesThe cinema collection
Menu
Research dossier · General Reference

Atada-class minesweeper

coastal minesweepers of JMSDF

Cross-disciplinary reference desk with index cards, atlas, dictionary and catalogue
General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionFeb 12, 2026
Entity authorityQ11257570
Source-derived summary

The Atada class is a class of coastal minesweepers of the Japan Maritime Self-Defense Force.

Development

During the Pacific War, a large number of mines were laid in the waters near Japan by both Japan and the United States, which greatly hindered shipping including coastal areas at the end of the war, so the need to deal with this was urgent. For this reason, the minesweeping force was maintained even while the Imperial Japanese Navy was dismantled after the surrender of Japan, and was taken over by the 2nd Ministry of Demobilization on 1 December 1945. After that, minesweepers were absorbed by the Japan Coast Guard, which was established on 1 August 1952, and transferred to the Coastal Security Force.

Immediately after its inauguration, the guards have been aiming for domestic production of minesweepers, and in 1953, the first year after their inauguration, the construction of three medium-sized minesweepers (MSCs) was included. These three vessels have the characteristics of actual ship experiments, and two systems will be adopted for both the ship type and the main engine. Of these, two vessels adopted the round hull type. On the other hand, it was JDS Yashiro that adopted the square hull form.

Editorial summary

Begin with the source’s own compact description: “Atada-class minesweeper” is coastal minesweepers of JMSDF. The dossier treats that line as a proposition to test through Atada-class, minesweeper and coastal, not as a finished interpretation.

Editorial reviewA practical starting point whose main value is the path it opens into stronger specialist and primary sources. The current lead gives the account dated anchors—1945, 1952, 1953—that can be checked directly. The linked authority record independently contributes the date 1956-03-12. For this dossier, Atada-class, minesweeper and coastal is the immediate research focus.
Editorial analysis

Why this record matters

The phrase “coastal minesweepers of JMSDF” 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

Named sources, stable identifiers and responsible institutions provide the strongest route from overview to verifiable evidence. The source revision retrieved here is dated Feb 12, 2026. The linked authority identifier is Q11257570. None of the 1 selected statements returned an explicit reference. The first chronological checks are 1945, 1952 and 1953.

Critical limits

The absence of detail may reflect summary conventions rather than a lack of surviving documentation. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. 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.

Best used for
  • Subject orientation
  • Search vocabulary
  • Locating named sources
Verify next

The closest primary source, responsible institution and strongest cited specialist reference.

Three-step research path

  1. Establish the record: confirm the title “Atada-class minesweeper”, its source revision and the description used here.
  2. Expand the search: follow Atada-class minesweeper primary sources, Atada-class minesweeper archive and Atada-class research across catalogues and specialist indexes.
  3. Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.

Questions for further research

  1. Which source most directly establishes the central claim about “Atada-class minesweeper”?
  2. What terminology or title could unlock a more precise catalogue search?
  3. Which cited source is closest to the event, object or claim?
Subject index

Search terms from this dossier

Source & attribution

This entry incorporates text from Atada-class minesweeper” 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.