J-GLOBAL         Last updated: Jun 17, 2019 at 14:35
Hokkaido University of Education
Ph.D(Yokohama National University)
Research funding number

Research Interests


Research Areas


Academic & Professional Experience

Lecturer, Ohu University


Institute of environmental technology, Graduate School, Division of Engineering, Yokohama National University

Published Papers

Shoichi Fuma, Yoshihisa Kubota, Sadao Ihara, Hiroyuki Takahashi, Yoshito Watanabe, Tatsuo Aono, Haruhi Soeda, Satoshi Yoshida
Journal of Environmental Radioactivity   164 60-64   Nov 2016
© 2016 Elsevier LtdAnalysis of radioactivity data obtained under the food monitoring campaign in Japan indicates that elevated 134Cs+137Cs activity concentrations in wild boar meat remained constant or slowly decreased in Fukushima and surrounding...
添田晴日, 府馬正一, 伊原禎雄, 松井久実, 宇根有美
は虫両棲類学会報   2015(2) 107-114   Nov 2015
Fuma S, Ihara S, Kawaguchi I, Ishikawa T, Watanabe Y, Kubota Y, Sato Y, Takahashi H, Aono T, Ishii N, Soeda H, Matsui K, Une Y, Minamiya Y, Yoshida S
Journal of environmental radioactivity   143 123-134   May 2015   [Refereed]
Matsushima N, Ihara S, Takase M, Horiguchi T
Scientific reports   5 9712   Apr 2015   [Refereed]
Ihara Sadao, Une Yumi, Onuma Manabu, Sato Yoji, Nikkuni Isamu
Wildlife and human society   2(1) 37-41   Dec 2014
We studied the circumstances and cause of a sudden mass mortality of frogs that occurred in May 2012 in Kurotanigawa, Tadami, Fukushima Prefecture. A total of 341 dead frogs of four species were observed: (Rhacophors arboreus, Rhacophors schlegeli...
は虫両棲類学会報   2014(2) 115-118   Nov 2014
爬虫両棲類学会報   2014(2) 115-118   Nov 2014
Fuma S, Une Y, Ihara S, Matsui K, Kudo T, Tokiwa T, Kubota Y, Soeda H, Ishikawa T, Doi K, Watanabe Y, Yoshida S
Journal of environmental radioactivity   135 84-92   Sep 2014   [Refereed]
Zheng J, Tagami K, Bu W, Uchida S, Watanabe Y, Kubota Y, Fuma S, Ihara S
Environmental science & technology   48 5433-5438   May 2014   [Refereed]
Ihara Sadao, Inaba Osamu, Fujiwara Kaori, Sato Yoji
野生生物保護 : Wildlife conservation Japan   14(1) 9-13   Jul 2013
To manage the American mink, Neovison vison, effectively, its densities were estimated in the Fujita and Yata Rivers, tributaries of the Abukuma River, in Koriyama, Fukushima Prefecture. For the calculation for the Fujita River, minks were trapped...
Current Herpetology   32(2) 77-81   2013   [Refereed]
I examined the stomach contents of the salamander Hynobius tokyoensis during the winter and the spring breeding season in the Pacific coastal hilly area of central Japan. My observations indicated that this salamander continues to feed throughout ...
Zheng J, Tagami K, Watanabe Y, Uchida S, Aono T, Ishii N, Yoshida S, Kubota Y, Fuma S, Ihara S
Scientific reports   2 304   2012   [Refereed]
日本生物地理学会会報   65 181-183   Dec 2010   [Refereed]
伊原禎雄, 宇根有美, 佐藤宏, 稲葉修
は虫両棲類学会報   2010(2) 97-102   Sep 2010   [Refereed]
Sato H, Ihara S, Inaba O, Une Y
Journal of wildlife diseases   46 832-842   Jul 2010   [Refereed]
Ihara Sadao
Wildlife conservation Japan   12(2) 47-50   Mar 2010   [Refereed]
The hibernation sites of Rana rugosa were studied on a hill in Northern Iwaki, Fukushima Prefecture, Japan, in March 2006 and February 2009. Nineteen frogs were found hibernating in the pools and the backwater area of small stream (X^^-±SD=13.0±4....
伊原 禎雄
Bulletin of the Herpetological Society of Japan   2009(1) 1-6   Mar 2009
伊原 禎雄, 半田 由香里, 原田 洋
Bulletin of the Herpetological Society of Japan   2007(2) 111-119   Sep 2007
Ihara Sadao, Fujitni Takeshi
Edaphologia   (76) 7-10   Feb 2005   [Refereed]
Current Herpetology   21(2) 87-94   2002
Japanese Journal of Herpetology   18(2) 39-44   Dec 1999   [Refereed]
Site selection for Hifernation by the Tree Frog, Phacophorus schlegelii
Japanese Journal of Herpetology   18(2):39-44    1999

Research Grants & Projects

Amphibian behavior
Project Year: 1995