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Instructions to Authors

Authors are requested to follow these instructions carefully. Manuscripts not prepared accordingly will not be accepted.


  1. Journal of Nippon Medical School is the official journal of the Medical Association of Nippon Medical School and aims to introduce achievements in the fields of basic and clinical medicine. Articles contributed are classified into the following categories: originals, reviews, short communications, reports on experiments and clinical cases, and case reports.
  2. Articles must be submitted in English of a standard appropriate to an international academic journal. Those submitted by non-native speakers of English must be accompanied by certification that they have been edited either by a professional English-language editor or by a qualified colleague (a native English speaker with expertise and experience in the editing of scientific papers). Certificates must be submitted in PDF format together with the manuscript.
  3. The articles must comply with the following rules concerning the Protection of Personal Information:
    (1)No information that would facilitate the identification of a patient (name, initials, date of hospitalization, etc.) should be included;
    (2)The general location where a disease broke out may be identified only if it is relevant to the patient's condition;
    (3)The eyes should be blacked out in facial photographs of patients; if photographs of patients with eye diseases are used, the rest of the face should not be identifiable;
    (4)Identifying information such as numbers should be removed from images and from biopsy and autopsy data.
  4. Studies reported in contributions to the Journal of Nippon Medical School must be based on humane experimental practices and observe the latest versions of The Declaration of Helsinki, Guide for the Care and Use of Laboratory Animals or the established guiding principles and standards in the relevant field of research. Papers that describe studies using human or animal subjects must include an Institutional Review Board approval statement in the Methods section, and documentary evidence of the Institutional Review Board's approval must be submitted together with the article. Informed consent should be obtained from all human subjects, and a statement confirming that consent has been obtained must be included in the Methods section.
  5. Journal of Nippon Medical School is designed primarily as a platform for members of the Medical Association of Nippon Medical School to publicize their research. However, articles may be submitted by other researchers in Japan and around the world.
  6. A Copyright Transfer Statement must be sent to the editorial office via ScholarOne Manuscripts.
  7. Except in the case of articles requested by the Editorial Committee, publication expenses are borne by the author. Authors will be notified of the exact sum.
  8. Authors must disclose via the online submission system any financial support or relationships that could be taken to constitute a conflict of interest with respect to the submitted data (http://www.icmje.org/conflicts-of-interest/). All such disclosures should be made at the end of the text.
  9. The editorial board of JNMS reserves the right to edit any articles accepted for publication as it sees fit.
  10. Plagiarism is not acceptable in Journal of Nippon Medical School submissions. We use the iThenticate plagiarism detection system (Crossref Similarity Check). All submissions are processed via Crossref Similarity Check before being sent for peer review. We reserve the right to reject papers if plagiarism is found during the course of the peer review process. If plagiarism is found after publication, we will issue a correction or retract the paper.
  11. Examples of plagiarism:
    (1)Copying text from other sources without appropriate referencing
    (2)Paraphrasing a referenced text by using basically the same grammar and structure and changing only a few words, even if citations are provided

Submission of manuscripts

Papers should be submitted online via the Journal of Nippon Medical School's online submission and peer review page on ScholarOne Manuscripts (http://mc.manuscriptcentral.com/jnms).
Simply log on to ScholarOne Manuscripts and follow the onscreen instructions for all submissions. You will need to register before your first submission to Journal of Nippon Medical School. If you have any technical problems or questions related to the electronic submission process, please contact our Editorial Office:
The Editorial Committee
The Medical Association of Nippon Medical School,
1-1-5 Sendagi, Bunkyo-ku,
Tokyo 113-8602, JAPAN
Phone: +81-3-3868-9179, Fax: +81-3-3868-9209,
E-mail: editorial-jnms@nms.ac.jp

Types of manuscripts

  1. Originals are scientific reports of unpublished clinical or experimental medical research. The maximum length is 8,000 words, including the title page, abstract, references, tables, and figure legends.
  2. Reviews consist of a critical assessment of the literature and existing data. The maximum length is 4,000 words, including the title page, abstract, references, tables, and figure legends.
  3. Short communications are short research articles intended to present exciting findings that are expected to have a major impact on medical science. The maximum length is 1,600 words excluding the references, tables, and figure legends. No more than 10 references are allowed, and the total number of pages, including tables and figures, must not exceed 3.
  4. Case reports should have a maximum of 3,000 words, including the title page, abstract, references, tables, and figure legends.

Arrangement of manuscripts

The entire manuscript, including the whole text, references, legends to figures, tables etc., should be presented as a Microsoft Word file. Manuscripts must be typewritten and double-spaced on paper not exceeding 3021 cm (standard A4 paper is suitable) with a 3-cm margin.
Manuscripts should be arranged in the following order:
1. title page, 2. abstract and key words, 3. main text, 4. references, 5. figures and figure legends, 6. tables and footnotes, and 7. any other relevant sections. Each of these items should begin on a separate page.

1. Title page

The title page of the manuscript should contain only the following:

  1. Title of the paper (no abbreviations should be used in the title)
  2. Running title (no more than 40 characters, including spaces)
  3. Full names of the authors
  4. Affiliations of the authors (if the publication originates from several institutes, the affiliations of all authors should be clearly stated)
  5. Correspondence address, including telephone and fax numbers, and e-mail address.

2. Abstract and key words

The second page of the manuscript should contain only the abstract (maximum 250 words) and key words. The abstract must be fully comprehensible without reference to the text. For original manuscripts, a structured abstract is required with the following headings: Background, Methods, Results, Conclusions. For other types of manuscript, the abstract should not be structured.

Key words

There should be no more than five key words. (Refer to Medical Subject Headings in MeSH or Index Medicus).

3. Main text

Section headings

Manuscripts should be divided into the following sections and presented in this order:
Introduction; Materials and Methods; Results; Discussion; References.


Define abbreviations upon first appearance in the text. Abbreviations should not be used unless they appear at least three times in the text. Avoid jargon and nonstandard usage.

4. References

References, including those given in tables and figure legends, should be numbered sequentially in the order they appear in the text and listed in numerical order at the end of the manuscript under the heading"References". In the text, the numbers should be set to the right of the reference in superscript, e.g. Rossi-Fanelli et al.1/Bennett et al.2, etc. Journal titles should be abbreviated as shown in Index Medicus and List of Journals Indexed. Please note the following examples. In the reference list, give the names of all authors.


Katayama Y, Fukuchi T, McKee A, Terashi A: Effect of hyperglycemia on pyruvate dehydrogenase activity and energy metabolites during ischemia and reperfusion in gerbil brain. Brain Res 1998; 788: 302-304.
Other serial publications such as"Advances in Neurology" should be cited in the same manner as journals.


Mohr JP, Gautier JC: Internal carotid artery disease. In: Mohr JP, Choi DW, Grotta JC, Weir B, Wolf PA, eds. Stroke: Pathophysiology, Diagnosis, and Management. Edinburgh, Scotland, UK: Churchill Livingstone; 2004. pp. 75-100.

Online Journals:

Blair SN, Haskell WL: Objectively measured physical activity and mortality in older adults. JAMA 2006 Jul 12; 296: 216-218. http://jama.ama-assn.org/cgi/content/full/296/2/216. Accessed Jan 9, 2007.

Web Sites:

Japanese Gastric Cancer Association: Japanese classification of gastric carcinoma: 3rd English edition. Gastric Cancer 2011.
doi: 10.1007/s10120-011-0041-5.

Cancer facts and figures. Statistics for 2005 [online resource]. Atlanta, GA: American Cancer Society; 2005. http://www.cancer.org/downloads/STT/CAFF2005f4PWSecured.pdf. Accessed Jan 5 2005.


U.S. National Institutes of Health: SEER Summary Staging Manual-2000. http://seer.cancer.gov/tools/ssm/. Accessed Jan 26 2015.

5. Figures and figure legends


All illustrations (line drawings and photographs) are classified as figures. Digital photograph files should have a resolution of at least 300 dpi. Figures and photographs should be numbered in order of appearance with Arabic numerals (for instance Fig. 1, Fig. 2/Photo 1, Photo 2). Each figure must have an accompanying legend, which should be understandable without reference to the text. All of these legends should be collected together on a separate page (typewritten and double-spaced) rather than placed under the figures they refer to. Each figure's position in the text should be clearly indicated.

Figure legends

-Legends for all figures should be listed as part of the text document. Please do not write a legend below each figure.
-Authors are responsible for obtaining permission to reproduce or modify materials from other sources, including adaptations. Permission letters from the copyright holder of the original source must be submitted with the manuscript.
-The works from which figures are borrowed should be cited in the reference list. A full credit line should be added to the figure legend.

6. Tables

-Number tables consecutively in accordance with their citation in the text.
-All tabular material (including footnotes) should be double-spaced.
-Tables (with suitable titles and numbered with Arabic numerals) should be placed at the end of the text on separate sheets (one table per page). They should be understandable without reference to the text.
-Column headings should be kept as brief as possible and indicate units.
-Footnotes should be labeled a), b), c), etc. and typed on the same page as the table they refer to.
-Each table's position in the main text should be clearly marked.

Publication fees

Payment of publication fees (as a contribution to the costs of production) is required after a manuscript has been accepted for publication. Please note that the costs for printing color figures are charged separately and are not included in the page charges. The article publication charges, excluding tax, are as follows:

Type of article Page charges
Color figures
Processing fee
Original and Review Article ¥10,000 ¥15,000 ¥20,000
Photogravure, Case Reports,
and Short Communication
¥10,000 ¥15,000 ¥10,000

(Revised March 15, 2019)