ImpaQ Ecosystem•Clarivate, Scopus & CORE Data
Clarivate WoS 2024 / 2025 Data
IMPAQ
WoS SCIE Q3Scopus Q3SCImago #15,373Gold OA

Nihon Reoroji Gakkaishi

Abbreviation (ISO):NIHON REOROJI GAKK
•
Identifier (ISSN):0387-1533(Print)
•
Publisher:Society of Rheology
Clarivate IF (2026)
1.6↑ +0.3
Journal Impact Factor
IF Trend↓
WoS Quartile
Q3
WoS SCIEJCR Quartile
Clarivate WoS JCR
WoS Categories↓
JCR Release Date: 2026-06-17

Impact Factor Trend (2018–2026)

Clarivate IF trend for Nihon Reoroji Gakkaishi

WoS Q3
01230.3820180.5520190.4620200.9220210.8520221.320231.320241.320251.62026
Annual Impact Factor Metric
Current (2026):1.6
Scopus SJR & RankScopus Q3
0.358
#15,373

SCImago Journal Rank citation prestige weighting

Scopus Year: 2025
H-Index (2025)
21

21 papers with at least that number of citations each

WoS: SCIE / JCRQ3
Self-Citation Rate61.5%
Safe Level (< 15%)Warning Level (> 20%)
Self-citation below 15% indicates strong scholarly independence.
Volume & Open AccessGold OA
35articles/year
100% Gold OA•56.82% Original Research

Aims & Scope

For the communication among the members, the journal of the Society of Rheology Japan, NIHON REOROJI GAKKAISHI (5 issues per year), was established in 1973 and it is the oldest journal on rheology in Asia. The journal contains original and review articles on rheology and related topics, information for all SRJ events, and reports of domestic/overseas meetings. Articles in Japanese as well as in English are considered for publication, not only from the members but also from the researchers outside. Papers from new emerging areas of the field are particularly welcome. The electronic version of the articles is available via the internet with an open access policy.

Topics Covered (Recognized by AI)
Materials science94.6%Physics83.9%Composite material79.9%Chemistry68.7%Thermodynamics63.9%Organic chemistry57%Engineering50.9%Quantum mechanics42.5%Biology39.8%Nuclear magnetic resonance33.5%Mathematics33.3%Polymer32.7%Mechanics27.5%Rheology27.5%Polymer science26.5%Chemical engineering25.5%Geology25.4%Geometry21.9%Computer science21%Viscoelasticity20.6%

WoS Categories & Quartiles

Detailed JCR / JCI category rankings and quartile breakdown from Clarivate

Clarivate JCR & JCI
JCRSCIE2026

MECHANICS

Q3
Rank126/172
IndexSCIE
JCRSCIE2026

POLYMER SCIENCE

Q4
Rank79/96
IndexSCIE
JCISCIE2026

MECHANICS

Q4
Rank150/172
IndexSCIE
JCISCIE2026

POLYMER SCIENCE

Q4
Rank86/96
IndexSCIE

Annual Historical Statistics & Publications

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

12 year
2026Latest
IF1.6
Articles / Year17
Total Citations0
2025
IF1.3
Articles / Year30
Total Citations10
2024
IF1.3
Articles / Year34
Total Citations51
2023
IF1.3
Articles / Year35
Total Citations99
2022
IF0.852
Articles / Year55
Total Citations202

SCImago & Scopus Journal Intelligence

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

Rank #15,373Scopus Q3SCImago Profile
Scopus Coverage:1973-2025
Scopus Broad Areas:EngineeringMaterials SciencePhysics and Astronomy
Scopus Citation Rank (SJR)Q3
0.358

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

Quartile: Scopus Q3
Citations / Doc (2 years)
1.54

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

2-Year Citation Window
Estimated Publication Fee (APC)
$2,618 USD

Estimated Article Processing Charge for Open Access publication.

Estimated cost / article

Scopus 3-Year Publication & Citation Window

3-Year Citations122
3-Year Documents98
Citable Documents96

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 Rate12.8%

Percentage of female authors published in the journal

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

Scopus Subject Categories

Condensed Matter PhysicsQ3
Materials Science (miscellaneous)Q3
Mechanical EngineeringQ3
Mechanics of MaterialsQ3
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: 61.5%

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)Engineering & Technology
Minor Category (Specific Field):
4区MECHANICS
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

Nihon Reoroji Gakkaishi (abbr: NIHON REOROJI GAKK, ISSN: 0387-1533) is a peer-reviewed international scholarly journal in the field of Engineering & Technology, published by Society of Rheology in Japan. The periodical holds a Journal Impact Factor (JIF) of 1.60, ranking in quartile Q3 of Web of Science (SCIE), a Scopus SJR indicator of 0.358 (Q3), an H-index of 21.

The journal enforces rigorous peer evaluation with a publication frequency of Quarterly, an annual output of approximately 35 scientific articles. In terms of accessibility and author fees, it operates under the Gold OA model with an estimated APC of $2,618 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
Gold OA
Publisher
Society of Rheology
Publication Language
Japanese
Frequency
Quarterly
Indexing & Databases
SCIEScopusPubMed
Editorial Address
SOC RHEOLOGY, JAPAN, I T E C, 3F BLDG NO.4, KYOTO RESEARCH PARK, 1, CHUDOJI-AWATA, SHIMOGYO-KU,KYOTO, JAPAN, 600

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Record UUID: 924de38b-1ba7-4a09-a680-4eb94b3bc3d0
Database Updated: 2026-10-01