Eisai (Japan)

Eisai (Japan)

Eisai Co., Ltd. is a Japanese pharmaceutical company headquartered in Tokyo, Japan. It has some 10,000 employees, among them about 1,500 in research. Eisai is listed on the Tokyo Stock Exchange and is a member of the Topix 100 and Nikkei 225 stock indices. Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for Eisai (Japan), Japan, covering academic research published from 2000 to 2024. Read More.


Open Access Percentage

46%


Total
Publications

4.6K


Total Open
Publications

2.1K


Total
Citations

153K


Open Access
Percentage

46%


Total
Publications

4.6K


Total Open
Publications

2.1K


Total
Citations

153K

Wikipedia

Website

download

Breakdown

22% 20% 4% 54%

Publisher Open

22%

Both

20%

Other Platform Open

4%

Closed

54%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

050100150200250300350Total Publications
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Open

Closed

Publisher Open

32%OA Journal

OA Journal 32%

621

Hybrid 28%

535

No Guarantees 40%

757

Other Platform Open

Domain 77%

834

Other Internet 19%

205

Institution 15%

167

Preprint 3%

30

Public 2%

22

Other Platform Locations

Name

Platform Type

Publications

PubMed Central
Domain
835
DOI
Other Internet
205
Europe PMC
Domain
45
Royal Netherlands Academy of Arts and Sciences
Institution
22
Figshare
Public
20
bioRxiv
Preprint
18
Le Centre pour la Communication Scientifique Directe - HAL - Diderot
Institution
14
Yonsei University
Institution
12
University of Melbourne
Institution
8
Istituto di Ematologia di Bologna
Institution
8
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Data updated 18 August 2025

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