Journal profile · Hematology
International Journal of Hematology
ISSN 0925-5710 · eISSN 1865-3774 · Springer Singapore · JAPAN · Monthly · Founded 2001
International Journal of Hematology: CAS Zone 4 · Medicine (2025 upgraded edition); impact factor 1.84; hybrid open access; APC about USD 4,390; median 116 days to acceptance (103 articles, last 24 months); community-reported acceptance: easy; 237 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
International Journal of Hematology is published by Springer Singapore and is in Zone 4 of Medicine in the CAS Journal Ranking (2025 upgraded edition). By OpenAlex counts of its recent articles, its largest topics are Acute Myeloid Leukemia Research, Hematopoietic Stem Cell Transplantation and Lymphoma Diagnosis and Treatment, together about 30.2% of its articles. Its main subfields are Hematology. (generated from OpenAlex topic counts and CAS ranking data)
The International Journal of Hematology is the official journal of the Japanese Society of Hematology, and has a long history of publishing leading research in hematology. The journal features articles that contribute to progress in hematology in both basic and clinical fields, including erythrocytes, leukocytes and hematopoiesis, immunology, hemostasis, thrombosis, hematological malignancies, hematopoietic stem cell transplantation, and cell therapy. The journal presents the most up-to-date information on modern hematology, providing readers with high-impact, original work focusing on pivotal issues.
From the journal's Aims & Scope
Research area (LetPub): Hematology
Editor-in-chief Akifumi Takaori-KondoPublisher website
Editorial board by country: none in mainland China; most named Japan 25, United States 1, South Korea 1, Germany 1, Australia 1 (32 members with a country) Editorial board ↗Publisher website ·
Main research topics OpenAlex counts of recent articles; shares are approximate
- Acute Myeloid Leukemia ResearchMedicine11.6%
- Hematopoietic Stem Cell TransplantationMedicine10%
- Lymphoma Diagnosis and TreatmentMedicine8.5%
- Chronic Lymphocytic Leukemia ResearchMedicine6.9%
- Chronic Myeloid Leukemia TreatmentsMedicine6.3%
- Acute Lymphoblastic Leukemia researchMedicine6%
- Multiple Myeloma Research and TreatmentsMedicine4.8%
- Platelet Disorders and TreatmentsMedicine4.5%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Medicine Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 4 |
| Minor | Hematology | Zone 4 |
Top journal: noReview journal: no
CAS Xinrui Journal Ranking (March 2026)Medicine Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 4 |
| Minor | Hematology | Zone 4 |
Top journal: noReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Medicine Zone 4
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 4 |
| Minor | Hematology | Zone 4 |
Top journal: noReview journal: no
Database indexing
SCIEScopusLetPub
International journal early-warning lists: not listed in any editionLetPub
Indexing the journal's website claims
MEDLINEEmbaseCASCurrent ContentsPublisher website
Other: Google Scholar, EBSCO, ProQuest, Dimensions, CNKI, Baidu, Naver, OCLC, Portico, CLOCKSS, Semantic Scholar
As the journal's website lists them, not checked against each database; for Web of Science editions the records above apply.
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
- Impact factor
- 1.84LetPub ·
- Impact factor (publisher) 2025
- 1.9Publisher website ·
- 5-year impact factor (publisher) 2025
- 1.8Publisher website ·
- CiteScore 2026-06
- 3.4LetPub ·
- SJR 2026-06
- 0.66LetPub ·
- SNIP 2026-06
- 0.74LetPub ·
- h-index
- 68LetPub ·
- h-index
- 101OpenAlex ·
- i10-index
- 2,803OpenAlex ·
- 2-year mean citedness
- 1.96OpenAlex ·
- Self-citation rate
- 10.5%LetPub ·
- Share of gold OA articles
- 26.21%LetPub ·
Volume
- Articles per year
- 205LetPub ·
- Downloads per year (publisher) 2025
- 1,000,000Publisher website ·
Articles by year OpenAlex count · 6,080 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 141 | 42 | 36 |
| 2025 | 237 | 83 | 301 |
| 2024 | 221 | 81 | 838 |
| 2023 | 164 | 52 | 984 |
| 2022 | 260 | 82 | 2,026 |
| 2021 | 227 | 44 | 1,993 |
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.
Review & acceptance
Review time and acceptance
Review time from article dates manuscript dates registered with Crossref · to
116 daysMedian, submission to acceptance · P25–P75 79 days – 155 days
- Acceptance to online
- median 13 days (103 articles)
- Submission to online
- median 131 days
- Sample
- 103 articles with submission and acceptance dates (436 in the window); the latest was accepted on
Only articles that were accepted and published are counted, not the time spent on rejected manuscripts, so this usually runs longer than a publisher's "time to first decision".
Other sources
- Average review time (community reports)
- about 6 monthsLetPub ·
- Average acceptance (community reports)
- EasyLetPub ·
- Submission to first decision
- 11 daysPublisher website ·
- Peer review
- Double anonymous peer reviewPublisher website
Community reports come from authors' own submissions (confidence 0.5) and are not a promise from the journal; for publisher figures, the journal's own definitions apply.
Fees & open access
APC and open-access policy
Hybrid open accessLetPub
A subscription journal in which authors can pay to publish their article open access.
| Source | APC | Fee waiver | License | Observed |
|---|---|---|---|---|
| OpenAlex | USD 4,390 / EUR 3,590 / GBP 2,890 | — | — | |
| Publisher website | JPY 2,000 / JPY 3,000 | — | — |
A hybrid journal charges the APC only when the author chooses open access; publishing under the subscription model is usually free.
Other charges and waivers (author guidelines)
- Page charges
- 25
- Submission fee
- 20
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Submission
Article types and submission policies (journal website)
What to prepare3 items from the author guidelines
- Abstract
- ≤ 200 words
- Keywords
- ≥ 3
- Manuscript length
- ≤ 5,600 words
Article types accepted13, with length limits
- case reportOriginal Articles, Case Reports, Rapid Communications, and Review Articles are accepted for consideration by the Editorial Board with the understanding that no …main text ≤ 1,800 words
- case reportsCase Reports should describe new findings that have a significant clinical impact on hematologists or that may alter the concept of a disease.Length not stated
- editorialOriginal Articles, Case Reports, Rapid Communications, and Review Articles are accepted for consideration by the Editorial Board with the understanding that no …Length not stated
- images in hematologyAuthors can submit for consideration an illustration (or, where appropriate, two or more related images) that is interesting, instructive, and visually attracti…Length not stated
- letterOriginal Articles, Case Reports, Rapid Communications, and Review Articles are accepted for consideration by the Editorial Board with the understanding that no …Length not stated
- letters to the editorLetters to the Editor are comments on published research. They should not exceed 700 words, 3 references, and 1 figure/table, and should include an illustrative…main text ≤ 700 words · figures and tables ≤ 1 · references ≤ 3
- original articleOriginal Articles, Case Reports, Rapid Communications, and Review Articles are accepted for consideration by the Editorial Board with the understanding that no …main text ≤ 5,600 words
- original articlesOriginal Articles should include the following sections: Abstract, Introduction, Materials and Methods, Results, Discussion, Acknowledgments, and References.Length not stated
- progress in hematologyProgress in Hematology integrates such relevant fields as the cell biology of stem cells and cancer cells, and clinical research in inflammation, cancer, and th…Length not stated
- rapid communicationOriginal Articles, Case Reports, Rapid Communications, and Review Articles are accepted for consideration by the Editorial Board with the understanding that no …main text ≤ 2,000 words
- rapid communicationsRapid Communications should not exceed 2000 words, including references, tables, and figures.Length not stated
- review articleOriginal Articles, Case Reports, Rapid Communications, and Review Articles are accepted for consideration by the Editorial Board with the understanding that no …Length not stated
- review articlesReview Articles generally are invited contributions, but suitable manuscripts may be submitted for this purpose.Length not stated
Policy excerpts from the journal's websiteAuthorship, Conflicts of interest, Data availability, License & copyright, Open access, Peer review
- Authorship Authorship
All persons listed in the author byline must have made substantive contributions to the experimental design, the acquisition and/or analysis of research data, or the preparation of the manuscript, and must agree to accept responsibility for the aspects of the work with which they were involved. Acknowledge all persons who made contributions to the preparation of the manuscript, including those who…
Source ↗Publisher website ·- Conflicts of interest Conflicts of interest
The IJH requires authors to disclose financial or other interests, at the personal or institutional level, which might be construed as potentially influencing the results of experiments, their interpretation, or description. In adherence to current global standards of practice formulated by the ICMJE, the Editors require all authors to submit a completed Uniform Disclosure Form (available at: http…
Source ↗Publisher website ·- Data availability Data availability statements
Data citation recommended Model summary
All original research must include a data availability statement. This statement should explain how to access data supporting the results and analysis in the article, including links/citations to publicly archived datasets analysed or generated during the study. Please see our full policy here. If it is not possible to share research data publicly, for instance when individual privacy could be com…
Source ↗Publisher website ·- License & copyright Copyright
Permissions required for previously published material Model summary
Copyright transfer: Authors will be asked to transfer copyright of the article to the Japanese Society of Hematology. This will ensure the widest possible protection and dissemination of information under copyright laws.
Source ↗Publisher website ·- Open access Open access publishing
To find out more about publishing Open Access in International Journal of Hematology, including information on fees, funding and licenses, visit the Open access publishing page. The journal waives page charges for open access articles. Back to top
Source ↗Publisher website ·- Peer review Peer Review
IJH editors primarily judge manuscripts on the basis of technical aspects such as the quality, novelty, and scientific importance of the work that the manuscript describes. However, they will also consider other factors such as presentation, timeliness of the material, and whether the content would interest IJH readers. Even before the peer review stage, the editors may decide to promptly reject m…
Source ↗Publisher website ·
Excerpts are quoted from the journal's website; "model summary" lines are written by Workers AI and checked against the text. The journal's website is authoritative.
Profile
Publication details and official links
- Publisher
- Springer Singapore
- Country or region
- JAPAN
- Language
- English
- Frequency
- Monthly
- Founded
- 2001
- ISSN
- 0925-5710
- Electronic ISSN
- 1865-3774
- Society / sponsor
- Japanese Society of Hematology
- Latest issue on the website
- Volume 124, Issue 3 (September 2026)
- Official links
- Journal homepage ↗OpenAlex
- Submission system ↗LetPub
- Author guidelines ↗LetPub
FAQ
Frequently asked questions about International Journal of Hematology
What CAS zone is International Journal of Hematology in?
In the 2025 upgraded edition of the CAS Journal Ranking, International Journal of Hematology is in Zone 4 of Medicine, and in Zone 4 of the minor category Hematology. In the 2026 Xinrui edition it is in Zone 4 of Medicine. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of International Journal of Hematology?
The latest impact factor listed by LetPub is 1.84; CiteScore 3.4, h-index 101.
How long does peer review take at International Journal of Hematology?
Based on the dates recorded on 103 articles published between October 2024 and October 2026 (the last 24 months), the median time from submission to acceptance is 116 days (interquartile range 79–155 days); authors report an average review time of about 6 months; the community-reported acceptance is “Easy”. Article statistics cover accepted papers only, publisher figures follow the journal's own definitions, and community reports come from authors' own submissions; none is a promise from the journal.
What are the manuscript requirements of International Journal of Hematology?
According to the journal's author guidelines: Abstract: ≤ 200 words; Keywords: ≥ 3; Manuscript length: ≤ 5,600 words. A model extracted these from the author guidelines and each was checked against the text; check the latest version on the journal's website before submitting.
Where are the editorial board members of International Journal of Hematology based?
Of the 32 board members whose country the journal's board page names, none are in mainland China; the countries named most often are Japan (25), United States (1) and South Korea (1). Counted from the institutions listed on the board page; for reference only.
Which databases index International Journal of Hematology?
According to LetPub and DOAJ records, International Journal of Hematology is indexed in SCIE and Scopus. The journal's website also lists MEDLINE, Embase, CAS and Current Contents; that list has not been checked against each database.
Is International Journal of Hematology open access, and what is the APC?
International Journal of Hematology is a hybrid journal. For open-access publication: APC about USD 4,390.
Sources and updates
The facts on this page come from LetPub, OpenAlex, Publisher website; 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: .