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Kyushu Journal of Mathematics

Kyushu University, Faculty of Science · Japan · Est. 1994

ISSN1340-6116eISSN1883-2032

SJR Q4✓ WOS SCIE✓ Scopus / SJR

/ 100

High Trust

PubScope credibility score from verifiable indexing & ethics signals

Score Breakdown

◆ WoS flagship (SCIE/SSCI/AHCI)78

✓ Corroboration (2 more)+12

Total90

Level data: Norwegian Register (HK-dir), NLOD 2.0. · Third-party records · how this is calculated · Report an error →

⚡ Speed vs Prestige

How does this journal balance review speed with impact level?

Publication speed: not measurable

publisher doesn’t disclose per-article submission dates — we never estimate

SJR Rank

Bottom 25%

Impact Factor & Quartile · Web of Science (JCR)

✓ Indexed in the Web of Science Core Collection (SCIE) — Clarivate publishes an official Journal Impact Factor and JCR quartile for this journal.

See the official Impact Factor & quartile on the journal’s page ↗

The Impact Factor & JCR quartile are licensed by Clarivate — we link you to the official source instead of reprinting a number that can go out of date. Open metrics below: SCImago Q4. Source: Clarivate Journal Citation Reports.

SJR Scorei

0.201

H-Indexi

CiteScore

View ↗

Scopus metric · on the journal’s page

SNIPi

0.686

Total Worksi

747

Total Citationsi

4,833

2yr Mean Citednessi

0.29

Open Impact Factor alternative

Aims & Scope

Subject areas: Mathematics; Mathematics (miscellaneous).

General Information

Country / RegionJapan

Primary LanguageEnglish

1st Year Published1994

FrequencyBiannual

StatusActive (last: 2025)

Total Publications747

Publisher OrgKyushu University

OA Since2018

Visit Journal Website

Submission Info

Peer Review—

Review Time—

Acceptance Rate—

OA License—

OA Rate—

Ethics & Quality

COPE Member✗ No

OASPA Member✗ No

Not on Predatory Lists✓ Yes

Think.Check.Submit Compliance

thinkchecksubmit.org

6/12 · 50%

✅

Do you know the journal / publisher?

Kyushu University, Faculty of Science

✅

Does the journal have a website?

✓ Linked

✅

Is the ISSN verified?

1340-6116 / 1883-2032

✅

Indexed in a trusted database?

WoS, Scopus

❌

Peer review process documented?

N/A

❌

Follows ethical publishing standards (COPE)?

N/A

❌

APC fees clearly disclosed?

N/A

✅

Not on predatory/blacklists?

✓ Clean

❌

Long-term digital preservation?

N/A

❌

Plagiarism detection in place?

N/A

❌

Listed in DOAJ (verified OA)?

N/A

✅

Primary language documented?

English

Based on the Think.Check.Submit framework by DOAJ, COPE & OASPA. All data from verified open sources.

Publication & Citation Trend

Articles published

Citations received

2019

2020

2021

2022

2023

2024

2025

2026

Source: OpenAlex · Each year’s green bar = citations earned by that year’s papers, counted to date — so recent years look lower simply because their papers haven’t had time to be cited yet.

SJR Quartile by Discipline

Scimago ranks this journal separately in each subject category — its quartile can differ by discipline.

Mathematics (miscellaneous)Q4

Subject Classification

Web of Science Categories

Mathematics

Scopus Categories

Mathematics (miscellaneous)

Research Topics (OpenAlex)

Algebraic Geometry and Number TheoryAdvanced Algebra and GeometryGeometric Analysis and Curvature FlowsAdvanced Topics in AlgebraAdvanced Mathematical IdentitiesAnalytic Number Theory ResearchFinite Group Theory ResearchAlgebraic structures and combinatorial modelsNonlinear Waves and SolitonsGeometric and Algebraic Topology

Frequently asked questions about Kyushu Journal of Mathematics

Is Kyushu Journal of Mathematics a predatory journal?

PubScope has no integrity flags on record for Kyushu Journal of Mathematics: it is indexed in Web of Science, Scopus, and is not on DOAJ's withdrawn list. Its PubScope Trust Score is 90/100. Indexing is a transparency signal, not a guarantee — always confirm fit and policies before submitting.

What is the impact factor of Kyushu Journal of Mathematics?

Kyushu Journal of Mathematics is indexed in the Web of Science Core Collection, so Clarivate publishes an official Journal Impact Factor for it (since the 2023 Journal Citation Reports, every Core Collection journal — including Arts & Humanities and Emerging Sources titles — receives one). PubScope links to Clarivate's official source rather than reprinting the number, which can be out of date. Its open 2-year mean citedness is 0.29.

Is Kyushu Journal of Mathematics indexed in Scopus and Web of Science?

Kyushu Journal of Mathematics is indexed in Web of Science, Scopus.

What is the aims and scope of Kyushu Journal of Mathematics?