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Asatō Line

railway line in Japan

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General referenceInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionApr 3, 2026
Entity authorityQ4803134
Source-derived summary

The Asatō Line (阿佐東線, Asatō-sen; lit. 'Asa East Line') is a Japanese railway line connecting Kaifu Station, Kaiyō and Kannoura Station, Tōyō in Tokushima and Kōchi Prefectures. Together with JR Shikoku's Mugi Line, it has the official nickname Awa Muroto Seaside Line (阿波室戸シーサイドライン, Awa Muroto Shīsaido Rain).

This is the only railway line operated by the third-sector Asa Coast Railway Company (阿佐海岸鉄道株式会社, Asa Kaigan Tetsudō kabushiki-gaisha). The company's name is abbreviated to the portmanteau Asatetsu (阿佐鉄), and was previously translated as Asa Seaside Railway Corporation prior to 2013. Since the line goes through a relatively sparsely populated area, it is under severe business stress, to the point where closure of the line has been proposed.

The railway company commenced operating road–rail vehicles, known as DMV (dual-mode vehicle) in Japan, on the Asato Line from 25 December 2021 The vehicles used are three extensively modified Toyota Coaster minibuses, claimed to be the first in the world, which enable through service to locations without rail infrastructure. Actually, it is not even second of that kind, as the famous Schienen-Straßen-Omnibus of the Deutsche Bundesbahn, built in 1953, had already predecessors of Road–rail buses in the 1930s and 1940s.

The vehicles are classed as DMV93 type. In preparation for the beginning of DMV operations, the rail line was disconnected from the Mugi Line in summer 2019.

History

Japanese National Railways started the construction of the eastern section of the Asa Line in 1959, proposed to reach Muroto, where it would connect with the planned extension of the western section of the Asa line from Kochi.

Editorial summary

The public source identifies “Asatō Line” as railway line in Japan. This brief keeps that definition visible, then builds a research path around Asatō, Line and railway.

Editorial reviewA concise reference frame for defining the subject, testing terminology and identifying the institution closest to the evidence. The current lead gives the account dated anchors—2013, 2021, 1953, 2019—that can be checked directly. The selected authority fields contribute no independent date. Its value is orientation rather than verdict, with Asatō, Line and railway providing the first useful test.
Editorial analysis

Why this record matters

A short description can identify a subject without explaining its stakes. For “Asatō Line”, the useful work is to connect “railway line in Japan” to the records capable of establishing context and consequence.

Evidence profile

The citation trail is more important than the brevity of the summary: it shows where individual claims can be examined in context. The source revision retrieved here is dated Apr 3, 2026. The linked authority identifier is Q4803134. The first chronological checks are 2013, 2021, 1953 and 2019.

Critical limits

Overview language is designed for orientation and should not be treated as a substitute for the evidence cited beneath it. 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.

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

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  2. Expand the search: follow Asatō Line primary sources, Asatō Line archive and Asatō 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.

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Source & attribution

This entry incorporates text from Asatō Line” 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.