ScopusElsevier Scopus
Status
Active
Coverage
1949–present
Source type
Journal
Open access
No
CiteScore
0.9
SJR · SCImago
0.291
Q3 SJR quartile
H-index
37
Best quartile
Q4 · 24th pctile
| Subject area | Rank | Pctile | Q |
|---|---|---|---|
| Mathematics (all) | 314 / 414 | 24th | Q4 |
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Tohoku Mathematical Journal
Tohoku Mathematical Journal is Scopus-indexed (Q4, CiteScore 0.9), WoS SCIE. Published by Tohoku University, Mathematical Institute.
Checked against the index lists dated .
ISSN 0040-8735Verify ISSN ↗
Publisher: Tohoku University, Mathematical Institute
Scopus · Q4WoS · SCIE
0.9
CiteScore 2025
Q4
Best quartile
2
Indexed in
Cost to publish: No APC data — check the publisher
Web of ScienceClarivate (SCIE/SSCI/AHCI/ESCI)
DOAJDirectory of Open Access Journals (live)
Not in DOAJ
Open accessNot registered as fully open access
Not listed in: DOAJ, ABDC, ABS / AJG, FT50, UT Dallas, ONOS (subscription), ONOS (APC covered)
Quick answers
Is Tohoku Mathematical Journal indexed in Scopus?
Yes — actively indexed in Scopus, coverage 1949–present, best quartile Q4, CiteScore 0.9.
What quartile is Tohoku Mathematical Journal in Scopus?
Tohoku Mathematical Journal is Q4 in Mathematics (all) (rank 314 of 414), by CiteScore 2025.
What is the impact factor of Tohoku Mathematical Journal?
Tohoku Mathematical Journal is indexed in the Science Citation Index Expanded, so it may have a Journal Impact Factor in Clarivate's Journal Citation Reports. JCR is paid, so check it for the current value. The closest free measure is its Scopus CiteScore 0.9, which places it in quartile Q4 at the 24th percentile of its subject. Its SCImago Journal Rank (SJR, a free Scopus-based metric) is 0.291, quartile Q3, with an H-index of 37.
Who publishes Tohoku Mathematical Journal and what is its ISSN?
Tohoku Mathematical Journal is published by Tohoku University, Mathematical Institute. Its ISSN is 0040-8735.
Is Tohoku Mathematical Journal in Web of Science?
Yes — indexed in the Science Citation Index Expanded.
Is Tohoku Mathematical Journal open access?
No — it is not registered as an open-access journal in DOAJ or Scopus.
How well cited is Tohoku Mathematical Journal? — open metrics via OpenAlex
Tohoku Mathematical Journal has an h-index of 85 and a 2-year mean of 0.61 citations per paper (OpenAlex). Its Scopus CiteScore is 0.9, quartile Q4. On 2-year citations it ranks #217 of 392 Scopus journals in Mathematics (all).
85
h-index
0.61
2-yr mean citations
1,030
i10-index
3,235
works indexed
46,465
total citations
2-yr mean citations, among Scopus journals in the same subject
#217 of 392 Bottom 45% Mathematics (all)
Tohoku Mathematical Journal published 26 papers in 2025; its busiest recent year was 2020 with 34. 2026* is the year so far.
Main topics
h-index, i10-index and 2-year mean citedness are open, licence-clear metrics from OpenAlex — not a proprietary impact factor. The subject rank counts only journals that OpenAlex has a figure for; it is not a Scopus or Clarivate ranking. Updated 2026-10-14.
Who publishes in Tohoku Mathematical Journal? — latest 16 articles, 2022–2026
In its latest 16 research articles (2022–2026), authors are most often from France (25%), Japan (21.9%) and Germany (15.6%).
Countries are counted fractionally, so a paper by authors from two countries counts half to each.
Are there integrity warnings for Tohoku Mathematical Journal? — indicators, not proof of misconduct
Scopus status: Active. No retracted papers are recorded. The Problematic Paper Screener flags none of its papers. These are indicators to check, not findings against the journal.
- Scopus statusActive
- Retracted papers None recorded
- Problematic Paper Screener flags None flagged
Retractions from OpenAlex; flags from the Problematic Paper Screener (Cabanac, Labbé & Magazinov, CC BY), 2026-09-21 export. A flag marks a paper for a closer look; it is not a finding against the journal.
Official sources & links
Community experience: reader comments on this journal
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Index data is curated from public sources (Scopus, Web of Science, ABDC, FT50, UT Dallas, DOAJ). CiteScore and quartiles reflect the latest available Scopus release. Always verify a journal's current status on its official source before submitting.
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