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Respiratory Investigation

Respiratory Investigation is the official English-language journal of the Japanese Respiratory Society. It publishes original manuscripts on clinical investigations of respiratory diseases and medicines, along with articles on basic physiology, pathology, and cellular and molecular biology relating to pulmonary diseases, with particular interest in disease diversity based on genetic and environmental differences between East and West.

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Subject Respiratory System
Impact Factor 2
Quartile Q3
Open Access Type Hybrid
ISSN 2212-5345
eISSN 2212-5353
Invitation Only No
Cost Range Open Access Article Publishing Charge (APC): USD 3,000 (excluding taxes); subscription publication has no publication fee charged to authors

Submission Instructions

Respiratory Investigation accepts the following article types. Click on an article type to view submission instructions.

Original Article

Cover Letter Cover Letter requirements are not specified.
Abstract Abstract is required. Abstract must be less than 250 words. Abstract must be structured. Abstract must include the headings Background, Methods, Results, and Conclusions.
Manuscript Main text must be less than 3,000 words excluding tables, figures, and references. Manuscript must be presented in the following order: Title page, Abstract and keywords, Text, Disclosure, Funding, Author Contributions, Conflict of interest, Acknowledgments, References, List of supporting information, Figure captions, Tables, Figures. Manuscript must include 4 to 5 keywords after the abstract and, if generative AI was used in manuscript preparation, a declaration in a new section before the references.
References References must be within 50. References must be cited using numbered square brackets. Reference list must be numbered in the order of appearance in the text, and references with more than 6 authors must list the first 6 followed by 'et al.'.
Figures & Tables Tables and figures must total no more than 8 combined. Tables may be placed next to the relevant text or on separate pages at the end, figures must be submitted as separate files, and figure captions must be supplied separately. Tables must be submitted as editable text rather than images.
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Review

Cover Letter Cover Letter requirements are not specified.
Abstract Abstract is required. Abstract must be less than 250 words.
Manuscript Manuscript must be less than 6,000 words including tables and figures, with each table or figure counted as 200 words. Manuscript must be presented in the order Title page, Abstract and keywords, Text, Disclosure, Funding, Author Contributions, Conflict of interest, Acknowledgments, References, List of supporting information, Figure captions, Tables, and Figures. Manuscript must include 4 to 5 keywords after the abstract, an Author Contributions section before the references, and a generative AI use declaration in a new section before the references if AI was used.
References References must be cited using numbered square-bracket citations. Reference list must be numbered in the order of first appearance in the text, and references with more than 6 authors must list the first 6 followed by 'et al.'.
Figures & Tables Tables may be placed next to the relevant text or on separate pages at the end, while each illustration must be submitted as a separate file and captions supplied separately. Tables must be submitted as editable text rather than images and must be numbered consecutively in the order cited.
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Rapid Communication

Cover Letter Cover Letter requirements are not specified.
Abstract Abstract is required. Abstract must be less than 150 words.
Manuscript Manuscript must be less than 1,200 words, excluding tables and figures. Manuscript must be presented in the following order: Title page, Abstract and keywords, Text, Disclosure, Funding, Author Contributions, Conflict of interest, Acknowledgments, References, List of supporting information, Figure captions, Tables, Figures. Keywords are required, and at least 4 and no more than 5 keywords must appear immediately after the abstract, while any use of generative AI must be declared in a new section before the references list.
References References must total no more than 10. References must be cited by numbers in square brackets and listed in the order of appearance. For references with more than 6 authors, list the first 6 followed by 'et al.,' and journal names must be abbreviated according to the List of Title Word Abbreviations.
Figures & Tables Tables may be placed next to the relevant text or on separate pages at the end, figures must be submitted as separate files, and figure captions must be supplied separately. Tables must be submitted as editable text rather than images and must be numbered consecutively, and illustrations must be numbered according to their sequence in the text.
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Mini Review

Cover Letter Cover Letter requirements are not specified.
Abstract Abstract is required for Mini Reviews. Abstract must be less than 250 words.
Manuscript Mini Review length must be less than 3,200 words including tables and figures, with each table or figure counted as 200 words. Manuscript must be presented in the following order: Title page, Abstract and keywords, Text, Disclosure, Funding, Author Contributions, Conflict of interest, Acknowledgments, References, List of supporting information, Figure captions, Tables, Figures. Keywords are required, and the manuscript must include a generative AI declaration before the references if AI tools were used and an Author Contributions statement before the references.
References References must be cited using numbered citations in square brackets. Reference list must be numbered in the order of first appearance in the text, and references with more than 6 authors must list the first 6 followed by 'et al.'.
Figures & Tables Tables may be placed next to the relevant text or on separate pages at the end, and each illustration must be submitted as a separate file with captions supplied separately. Tables must be submitted as editable text rather than images and must be numbered consecutively, and figures must be numbered according to their sequence in the text.
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Guideline

Cover Letter Cover Letter requirements are not specified.
Abstract An abstract is required. Abstract must be less than 250 words.
Manuscript Manuscript must not exceed 20 pages. Manuscript must be presented in the following order: Title page, Abstract and keywords, Text, Disclosure, Funding, Author Contributions, Conflict of interest, Acknowledgments, References, List of supporting information, Figure captions, Tables, Figures. Include keywords after the abstract, a generative AI use declaration in a new section before the references when applicable, and an Author Contributions statement before the references.
References References must be cited using numbered square-bracket citations. References must be numbered in the order of appearance in the text, and references with more than 6 authors must list the first 6 followed by 'et al.'.
Figures & Tables Figures must be submitted as separate files with captions supplied separately, while tables may be placed next to the relevant text or on separate pages at the end. Tables must be submitted as editable text rather than images.
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Letter

Cover Letter Cover Letter requirements are not specified.
Abstract Abstract is not required for a Letter.
Manuscript Letter must be less than 600 words including one table or figure. Manuscript must be presented in the order Title page, Abstract and keywords, Text, Disclosure, Funding, Author Contributions, Conflict of interest, Acknowledgments, References, List of supporting information, Figure captions, Tables, and Figures. A statement declaring any use of generative AI must be placed in a new section before the references list, and an Author Contributions section stating that all authors meet the ICMJE authorship criteria must appear after the text and before the references.
References References must be cited using numbered square brackets. Reference list must be numbered in the order of appearance in the text, and references with more than 6 authors must list the first 6 followed by 'et al.'.
Figures & Tables Letter may include no more than one table or figure within the 600-word limit. Tables may be placed next to the relevant text or on separate pages at the end, and each illustration must be submitted as a separate file with captions supplied separately. Tables must be submitted as editable text rather than images.
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Case Report

Cover Letter Cover Letter requirements are not specified.
Abstract Abstract is required. Abstract must be less than 100 words.
Manuscript Manuscript must not exceed 1500 words including tables and figures but excluding references. Manuscript must be presented in the following order: Title page, Abstract and keywords, Text, Disclosure, Funding, Author Contributions, Conflict of interest, Acknowledgments, References, List of supporting information, Figure captions, Tables, Figures. Manuscript must include keywords and a generative AI use declaration in a new section before the references if AI was used.
References References must be within 10. References must be cited by numbers in square brackets. Reference list must be numbered in order of appearance in the text, and for works with more than 6 authors only the first 6 should be listed followed by 'et al.'.
Figures & Tables Tables and figures must total no more than 3 combined. Tables may be placed next to the relevant text or on separate pages at the end, while figures must be submitted as separate files with captions supplied separately. Tables must be submitted as editable text rather than images.
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Recent Publications

The therapeutic dilemma triangle in rheumatoid arthritis-related respiratory disease

Hideaki Yamakawa

10.1016/j.resinv.2026.101425
View Publication

Verification of the JRS adult pneumonia clinical practice guidelines 2024: Sensitivity and specificity of the mycoplasma pneumonia diagnostic prediction score

Naoyuki Miyashita, Makoto Ogata, Naoki Fukuda, Akihisa Yamura, Tomoki Ito

10.1016/j.resinv.2026.101415
View Publication

Adherence to single-inhaler triple therapies in middle-aged patients with chronic obstructive pulmonary disease: A group-based trajectory analysis

Hao Liu, Toshiki Fukasawa, Atsushi Miyamoto, Kaho Hirai, Tetsuya Watanabe, Kazuhisa Asai, Takenori Akaike, Satomi Yoshida, Koji Kawakami

10.1016/j.resinv.2026.101408
View Publication

Impact of timing of nontuberculous mycobacterial pulmonary disease antibiotic initiation on hospitalizations in Japan

Catherine Waweru, Kozo Morimoto, Ping Wang, Emily Welch, Takahiro Takazono

10.1016/j.resinv.2026.101414
View Publication

Survival of patients with newly diagnosed IPF at the time of respiratory-related hospitalization

Ryo Yamazaki, Osamu Nishiyama, Yoshiyuki Kawabata, Kazuya Yosikawa, Hisako Matsumoto

10.1016/j.resinv.2026.101413
View Publication

Frequently asked questions

How long does it take to publish?

38 days from submission to decision after review; 108 days from submission to acceptance.

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What are the publication costs?

Open Access Article Publishing Charge (APC): USD 3,000 excluding taxes. Subscription publication has no publication fee charged to authors.

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Research Topics

Interstitial Lung Diseases and Idiopathic Pulmonary Fibrosis Chronic Obstructive Pulmonary Disease (COPD) Research Asthma and respiratory diseases Respiratory Support and Mechanisms Lung Cancer Diagnosis and Treatment Respiratory and Cough-Related Research Lung Cancer Treatments and Mutations Sarcoidosis and Beryllium Toxicity Research Tracheal and airway disorders Pneumonia and Respiratory Infections Pleural and Pulmonary Diseases Medical Imaging and Pathology Studies Inhalation and Respiratory Drug Delivery Lung Cancer Research Studies Pulmonary Hypertension Research and Treatments COVID-19 Clinical Research Studies Occupational and environmental lung diseases Respiratory viral infections research Mycobacterium research and diagnosis Occupational exposure and asthma Long-Term Effects of COVID-19 Tuberculosis Research and Epidemiology Neonatal Respiratory Health Research Transplantation: Methods and Outcomes Pneumocystis jirovecii pneumonia detection and treatment

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