What's New!

  • March 27th, 2019: We re-opened wild populations and related species from Utsunomiya University.
  • January 29th, 2019: This is our great pleasure to announce the web version of the DVD accompanied with Medaka; Biology, Management, and Experimental Protocols which published from Wiley-Blackwell (ISBN 978-0-8138-0871-0) on 2009. All figures, photos, movies tables and some protocols accompanied with this book has been uploaded. Second version of this book will be published around September 2019. We plan to provide the figures, photos and tables in volume 2 with the same way. There are no main text in this site but we believe this website still contain several important and interesting information for medaka researchers.  
  • January 28th, 2019: We provide Medaka Mutants Phenotype Metadata, which describe the phenotype of medaka mutants using GO and Anatomy terms. This help you to compare the mutants phenotype between different organisms. This database is made by the Database Integration Coordination Program of National Bioscience Database Center.  
  • August 31st, 2018: Paramecium good for medaka/zebrafish juvenile is available from NBRP Paramecium at Yamaguchi University. Please click here. For MTA sample to order.
  • February 7th, 2018: Meeting announcement for 4th Strategic Meeting for Medaka Research, Heidelberg Germany (Deadline for Registration and Abstract submission: 28th February)
  • December 18th, 2017: A synopsis of the parasites of medaka (Oryzias latipes) of Japan (1929-2017) by Nagasawa K. is available.
  • June 6th, 2017: We posted Medaka pathogen / parasites.
  • April 14th, 2017: Meeting Announcement: The 23rd Japanese Medaka and Zebrafish Meeting takes place in Yamanashi on Aug. 30-31, 2017. Please click here.
NBRP Medaka

Please refer in your paper to NBRP Medaka resource, which you received from us. The example often used is as follows:

・ Acknowledgements
We are grateful to NBRP Medaka (https://shigen.nig.ac.jp/medaka/) for providing OK-Cab (Strain ID: MT830), BAC clone (ola1-001A01), Fosmid (GOLWFno001_a01) and Hatching Enzyme.
・ Materials and Methods
OK-Cab (Strain ID: MT830) was supplied by NBRP Medaka (https://shigen.nig.ac.jp/medaka/).

Medaka Resources


StrainsHatching rate/Survival rate

Medaka cDNA/BAC/Fosmid

  • Library: 33
  • Total Entry: 730259
  • Library: 1
  • Total Entry: 110017
  • Library: 2
  • Total Entry: 453784

Plasmid for Knock-in Experiments

Medaka Tools

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