ImpaQ Ecosystem•Clarivate, Scopus & CORE Data
Clarivate WoS 2024 / 2025 Data
IMPAQ
WoS SCIE Q2Scopus Q2SCImago #11,025Hybrid

Journal of Nippon Medical School

Abbreviation (ISO):J NIPPON MED SCH
•
Identifier (ISSN):1345-4676(Print)/1347-3409(Online)
•
Publisher:Medical Association of Nippon Medical School
Clarivate IF (2026)
1.8↑ +0.4
Journal Impact Factor
IF Trend↓
WoS Quartile
Q2
WoS SCIEJCR Quartile
Clarivate WoS JCR
WoS Categories↓
JCR Release Date: 2026-06-17

Impact Factor Trend (2018–2026)

Clarivate IF trend for Journal of Nippon Medical School

WoS Q2
01230.4820180.6120190.8320200.9220211.112022120231.220241.420251.82026
Annual Impact Factor Metric
Current (2026):1.8
Scopus SJR & RankScopus Q2
0.539
#11,025

SCImago Journal Rank citation prestige weighting

Scopus Year: 2025
H-Index (2025)
44

44 papers with at least that number of citations each

WoS: SCIE / JCRQ2
Self-Citation Rate8.3%
Safe Level (< 15%)Warning Level (> 20%)
Self-citation below 15% indicates strong scholarly independence.
Volume & Open AccessHybrid
84articles/year
99.06% Gold OA•82.57% Original Research

Aims & Scope

The international effort to understand, treat and control disease involve clinicians and researchers from many medical and biological science disciplines. The Journal of Nippon Medical School (JNMS) is the official journal of the Medical Association of Nippon Medical School and is dedicated to furthering international exchange of medical science experience and opinion. It provides an international forum for researchers in the fields of bascic and clinical medicine to introduce, discuss and exchange thier novel achievements in biomedical science and a platform for the worldwide dissemination and steering of biomedical knowledge for the benefit of human health and welfare. Properly reasoned discussions disciplined by appropriate references to existing bodies of knowledge or aimed at motivating the creation of such knowledge is the aim of the journal.

Topics Covered (Recognized by AI)
MedicineBiologyInternal MedicineSurgeryGeneticsPathologyRadiologyChemistryPsychologyBiochemistryEndocrinologyPsychiatryAnatomyImmunology
Primary Research Areas

WoS Categories & Quartiles

Detailed JCR / JCI category rankings and quartile breakdown from Clarivate

Clarivate JCR & JCI
JCRSCIE2026

MEDICINE, GENERAL & INTERNAL

Q2
Rank127/336
IndexSCIE
JCISCIE2026

MEDICINE, GENERAL & INTERNAL

Q2
Rank131/336
IndexSCIE

Annual Historical Statistics & Publications

Track annual publication volume, total citations, and Impact Factor evolution

12 year
2026Latest
IF1.8
Articles / Year36
Total Citations1
2025
IF1.4
Articles / Year75
Total Citations38
2024
IF1.2
Articles / Year80
Total Citations186
2023
IF1
Articles / Year56
Total Citations351
2022
IF1.115
Articles / Year63
Total Citations466

SCImago & Scopus Journal Intelligence

Global SCImago ranking, SJR prestige index, Scopus coverage, and societal policy impact

Rank #11,025Scopus Q2SCImago Profile
Scopus Coverage:2000-2025
Scopus Broad Areas:Medicine
Scopus Citation Rank (SJR)Q2
0.539

Weighted prestige citation metric per document indexed in the Scopus database.

Quartile: Scopus Q2
Citations / Doc (2 years)
1.88

Average citations received per document published in the 2-year window.

2-Year Citation Window
Estimated Publication Fee (APC)
$2,778 USD

Estimated Article Processing Charge for Open Access publication.

Estimated cost / article

Scopus 3-Year Publication & Citation Window

3-Year Citations466
3-Year Documents243
Citable Documents241

Aggregated from Scopus database across the 3-year SJR evaluation window.

Societal Impact & Inclusivity (SCImago)

Policy Citations (Overton)0

Citations in government and international policy documents

Female Author Rate24.8%

Percentage of female authors published in the journal

Real-world societal policy reach and author gender diversity tracked by SCImago.

Scopus Subject Categories

Medicine (miscellaneous)Q2
Academic Metric Intelligence

Journal Metrics & Citation Visualizations

Total Cites vs Self-Cites

Evaluation of scholarly independence and citation reach

Total citations steady growth
Self-citation: 8.3%

Citations per Document

Citation metric windows across 2, 3, and 4 years

Cites / Doc (4 years)Cites / Doc (3 years)Cites / Doc (2 years)

Chinese Academy of Sciences (CAS) Classification

Major / minor zone classification and CAS Early Warning List history

Major Category (Broad Field):
4区 (Zone 4)Medicine
Minor Category (Specific Field):
4区MEDICINE, GENERAL & INTERNAL
CAS Early Warning List History:
Updated annually: 2020 – 2024
2020
Not warned
2021
Not warned
2022
Not warned
2023
Not warned
2024
Not warned

Academic Intelligence Overview & Context

ImpaQ Analysis

Journal of Nippon Medical School (abbr: J NIPPON MED SCH, ISSN: 1345-4676) is a peer-reviewed international scholarly journal in the field of MEDICINE, published by Medical Association of Nippon Medical School in Japan. The periodical holds a Journal Impact Factor (JIF) of 1.80, ranking in quartile Q2 of Web of Science (SCIE), a Scopus SJR indicator of 0.539 (Q2), an H-index of 44.

The journal enforces rigorous peer evaluation with an annual output of approximately 84 scientific articles. In terms of accessibility and author fees, it operates under the Hybrid model with an estimated APC of $2,778 USD. It serves as a benchmark publication platform for academics, researchers, and doctoral candidates seeking global research visibility.

Publishing & Editorial Information

Detailed publisher, peer-review turnaround, and publication cycle specifications

Open Access Model
Hybrid
Publisher
Medical Association of Nippon Medical School
Publication Language
English
Frequency
Periodic
Indexing & Databases
SCIEScopusPubMed
Editorial Address
1-1-5, SENDAGI, TOKYO, JAPAN, 113-8602

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Record UUID: 5fd7e1ed-29d6-4f7c-91bc-d83e899d9609
Database Updated: 2026-09-28