ScopusElsevier Scopus
Status
Active
Coverage
1978–present
Source type
Journal
Open access
No
CiteScore
0.6
SJR · SCImago
0.250
Q3 SJR quartile
H-index
22
Best quartile
Q4 · 10th pctile
| Subject area | Rank | Pctile | Q |
|---|---|---|---|
| Mathematics (all) | 373 / 414 | 10th | Q4 |
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Tokyo Journal of Mathematics
Tokyo Journal of Mathematics is Scopus-indexed (Q4, CiteScore 0.6), WoS SCIE. Published by Publication Committee for the Tokyo Journal of Mathematics.
Checked against the index lists dated .
ISSN 0387-3870Verify ISSN ↗
Publisher: Publication Committee for the Tokyo Journal of Mathematics
Scopus · Q4WoS · SCIE
0.6
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 Tokyo Journal of Mathematics indexed in Scopus?
Yes — actively indexed in Scopus, coverage 1978–present, best quartile Q4, CiteScore 0.6.
What quartile is Tokyo Journal of Mathematics in Scopus?
Tokyo Journal of Mathematics is Q4 in Mathematics (all) (rank 373 of 414), by CiteScore 2025.
What is the impact factor of Tokyo Journal of Mathematics?
Tokyo Journal of Mathematics 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 0.6, which places it in quartile Q4 at the 10th percentile of its subject. Its SCImago Journal Rank (SJR, a free Scopus-based metric) is 0.250, quartile Q3, with an H-index of 22.
Who publishes Tokyo Journal of Mathematics and what is its ISSN?
Tokyo Journal of Mathematics is published by Publication Committee for the Tokyo Journal of Mathematics. Its ISSN is 0387-3870.
Is Tokyo Journal of Mathematics in Web of Science?
Yes — indexed in the Science Citation Index Expanded.
Is Tokyo Journal of Mathematics open access?
No — it is not registered as an open-access journal in DOAJ or Scopus.
How well cited is Tokyo Journal of Mathematics? — open metrics via OpenAlex
Tokyo Journal of Mathematics has an h-index of 43 and a 2-year mean of 0.13 citations per paper (OpenAlex). Its Scopus CiteScore is 0.6, quartile Q4. On 2-year citations it ranks #349 of 392 Scopus journals in Mathematics (all).
43
h-index
0.13
2-yr mean citations
300
i10-index
1,584
works indexed
11,331
total citations
2-yr mean citations, among Scopus journals in the same subject
#349 of 392 Bottom 11% Mathematics (all)
Tokyo Journal of Mathematics published 29 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 Tokyo Journal of Mathematics? — latest 21 articles, 2022–2026
In its latest 21 research articles (2022–2026), authors are most often from Japan (81%), France (9.5%) and South Korea (4.8%). More than half of recent authorship comes from one country.
Countries are counted fractionally, so a paper by authors from two countries counts half to each.
Are there integrity warnings for Tokyo Journal of Mathematics? — 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
- Author concentration81% of recent authorship from Japan
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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