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Journal of the Illuminating Engineering Institute of Japan (Shomei Gakkai Shi) is Scopus-indexed (Q4, CiteScore 0.2). Published by The Illuminating Engineering Institute of Japan.
Checked against the index lists dated .
ISSN 0019-2341Verify ISSN ↗1349-838XVerify ISSN ↗
Publisher: The Illuminating Engineering Institute of Japan
Cost to publish: No APC data — check the publisher
| Subject area | Rank | Pctile | Q |
|---|---|---|---|
| Electrical and Electronic Engineering | 949 / 1030 | 7th | Q4 |
Not listed in: Web of Science, DOAJ, ABDC, ABS / AJG, FT50, UT Dallas, ONOS (subscription), ONOS (APC covered)
Yes — actively indexed in Scopus, coverage 2004–present (also 1950–1979, 1936–1942, 1917–1934), best quartile Q4, CiteScore 0.2.
Journal of the Illuminating Engineering Institute of Japan (Shomei Gakkai Shi) is Q4 in Electrical and Electronic Engineering (rank 949 of 1030), by CiteScore 2025.
Journal of the Illuminating Engineering Institute of Japan (Shomei Gakkai Shi) is not in the Web of Science Core Collection (SCIE, SSCI, AHCI or ESCI), so Clarivate publishes no Journal Impact Factor for it. Its Scopus CiteScore is 0.2, quartile Q4, 7th percentile. Any "impact factor" quoted elsewhere is not the Clarivate metric. Its SCImago Journal Rank (SJR, a free Scopus-based metric) is 0.277, quartile Q3, with an H-index of 5.
Journal of the Illuminating Engineering Institute of Japan (Shomei Gakkai Shi) is published by The Illuminating Engineering Institute of Japan. Its print ISSN is 0019-2341 and its online ISSN is 1349-838X.
No — it is not currently in the Web of Science core collections (SCIE, SSCI, AHCI or ESCI).
No — it is not registered as an open-access journal in DOAJ or Scopus.
Journal of the Illuminating Engineering Institute of Japan (Shomei Gakkai Shi) has an h-index of 15 and a 2-year mean of 0 citations per paper (OpenAlex). Its Scopus CiteScore is 0.2, quartile Q4. On 2-year citations it ranks #683 of 744 Scopus journals in Electrical and Electronic Engineering.
Journal of the Illuminating Engineering Institute of Japan (Shomei Gakkai Shi) published 3 papers in 2025; its busiest recent year was 2021 with 26. 2026* is the year so far.
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.
In its latest 32 research articles (2021–2026), authors are most often from Japan (97.7%), Germany (0.8%) and India (0.8%). 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.
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.
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.
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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