ClassNK

ClassNK

Nippon Kaiji Kyokai, also known by it s brand name ClassNK, is a non-profit, non-governmental organization ship classification society. ClassNK is one of the seven founding members of the International Association of Classification Societies, otherwise known as IACS. Derived from Wikipedia licensed CC-BY-SA.

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


Open Access Percentage

47%


Total
Publications

315


Total Open
Publications

148


Total
Citations

2.8K


Open Access
Percentage

47%


Total
Publications

315


Total Open
Publications

148


Total
Citations

2.8K

Wikipedia

Website

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Breakdown

43% 4% 0% 53%

Publisher Open

43%

Both

4%

Other Platform Open

0%

Closed

53%

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

02468101214161820222426Total Publications
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Open

Closed

Publisher Open

21%OA Journal

OA JournalĀ 21%

31

HybridĀ 28%

41

No GuaranteesĀ 51%

74

Other Platform Open

Other Internet 53%

8

Institution 40%

6

Domain 20%

3

Public 7%

1

Preprint 0%

0

Other Platform Locations

Name

Platform Type

Publications

DOI
Other Internet
6
Unknown Repository
Other Internet
3
U.S. Department of Energy Office of Scientific and Technical Information - OSTI OAI
Institution
3
PubMed Central
Domain
3
Elsevier - Scopus
Institution
3
Le Centre pour la Communication Scientifique Directe - HAL - Diderot
Institution
2
Europe PMC
Domain
2
University of Oslo - Duo Research Archive
Institution
1
Queen's University Belfast - Research Portal
Institution
1
Polytechnic University of Catalonia - UPCommons
Institution
1
1 / 2

Data updated 18 August 2025

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