Journal profile · Medicine-Medicine (all)
Kyobu geka. The Japanese journal of thoracic surgery
ISSN 0021-5252 · Nankodo Co., Ltd.
Kyobu geka. The Japanese journal of thoracic surgery: subscription journal; indexed in Scopus.
Scope
Aims, scope and focus
Kyobu geka. The Japanese journal of thoracic surgery is published by Nankodo Co., Ltd.. By OpenAlex counts of its recent articles, its largest topics are Aortic Disease and Treatment Approaches, Cardiac and Coronary Surgery Techniques and Congenital Heart Disease Studies, together about 31.9% of its articles. Its main subfields are Pulmonary and Respiratory Medicine and Surgery. (generated from OpenAlex topic counts and CAS ranking data)
Research area (LetPub): Medicine-Medicine (all)
Main research topics OpenAlex counts of recent articles; shares are approximate
- Aortic Disease and Treatment ApproachesMedicine11.8%
- Cardiac and Coronary Surgery TechniquesMedicine10.6%
- Congenital Heart Disease StudiesMedicine9.4%
- Lung Cancer Diagnosis and TreatmentMedicine9.1%
- Cardiac Valve Diseases and TreatmentsMedicine6.4%
- Pleural and Pulmonary DiseasesMedicine6.2%
- Aortic aneurysm repair treatmentsMedicine4.4%
- Infectious Aortic and Vascular ConditionsMedicine4%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Not covered
Not covered by this edition.
CAS Xinrui Journal Ranking (March 2026)Not covered
Not covered by this edition.
CAS Journal Ranking, previous upgraded edition (December 2023)Not covered
Not covered by this edition.
CiteScore quartiles (Scopus, June 2026 release)
| Subject | Quartile | Rank | Percentile |
|---|---|---|---|
| General Medicine | Q4 | 743/826 | 10th |
Scopus ranks journals by CiteScore within each subject: the 75th percentile and above is Q1, then a quartile every 25 points. A different system from the CAS zones.LetPub
Database indexing
ScopusLetPub
International journal early-warning lists: not listed in any editionLetPub
Editions, and major and minor categories, are shown separately and never merged into one zone; check which edition your institution uses before you submit or report.
Metrics
Impact metrics and publication volume
Impact
- CiteScore 2026-06
- 0.2LetPub ·
- SJR 2026-06
- 0.11LetPub ·
- SNIP 2026-06
- 0LetPub ·
- h-index
- 2OpenAlex ·
- i10-index
- 0OpenAlex ·
- 2-year mean citedness
- 0OpenAlex ·
- Share of gold OA articles
- 0%LetPub ·
Articles by year OpenAlex count · 3,682 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2021 | 64 | 0 | 2 |
Sources count differently and were observed at different times, so each source's own value is kept; "publisher" marks figures from the journal's website.
Fees & open access
APC and open-access policy
Subscription journalLetPub
A subscription journal: articles are read by subscription or purchase, and authors usually pay no publication charge.
No source has fee information yet; check the journal's website.
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Profile
Publication details and official links
- Publisher
- Nankodo Co., Ltd.
- ISSN
- 0021-5252
FAQ
Frequently asked questions about Kyobu geka. The Japanese journal of thoracic surgery
Which databases index Kyobu geka. The Japanese journal of thoracic surgery?
According to LetPub and DOAJ records, Kyobu geka. The Japanese journal of thoracic surgery is indexed in Scopus.
Is Kyobu geka. The Japanese journal of thoracic surgery open access, and what is the APC?
Kyobu geka. The Japanese journal of thoracic surgery is a subscription journal. Fee information is not available yet; check the journal's website.
Sources and updates
The facts on this page come from LetPub, OpenAlex; every figure is tagged with its source and the date it was observed, and conflicting values are kept per source. LetPub source page: view ↗ (archived 2026-08-25). Last updated: .