Hanada, Takashi

J-GLOBAL         Last updated: Aug 3, 2019 at 02:53
Hanada, Takashi
Keio University
School of Medicine Department of Radiology (Radiation Oncology)
Job title
Senior Assistant Professor (Non-tenured)/Assistant Professor (Non-tenured)
Master of Medical Science(Kitasato University), Doctor of Medicine(Kitasato University)
Research funding number

Research Areas


Academic & Professional Experience

Apr 2004
Aug 2009
放射線科, 独立行政法人国立病院機構東京医療センター
Sep 2009
医学部放射線科学, 慶應義塾大学


Mar 2002
Medical Engineering and Technology: Radiological Technology, School of Allied Health Sciences, Kitasato University
Mar 2004
Medical Science, Graduate School of Medical Sciences, Kitasato University
Sep 2010
Medicine, Graduate School of Medical Sciences, Kitasato University

Committee Memberships

Jun 2009
日本放射線腫瘍学会小線源治療部会  幹事
Oct 2015
日本医学物理学会  代議員

Published Papers

Kaneda T, Ohashi T, Sakayori M, Sutani S, Yamashita S, Momma T, Takahashi S, Hanada T, Shigematsu N
Journal of Contemporary Brachytherapy   10(4) 291-296   Aug 2018   [Refereed]
© 2018 American Public Health Association Inc. All Rights Reserved. Purpose: Few studies have compared the implant quality of linked and loose seeds for prostate brachytherapy. This study aimed to evaluate and compare plan reproducibility of intr...
Tanaka T, Yorozu A, Sutani S, Yagi Y, Nishiyama T, Shiraishi Y, Ohashi T, Hanada T, Saito S, Toya K, Shigematsu N
Brachytherapy   17(5) 799-807   Jun 2018   [Refereed]
© 2018 American Brachytherapy Society Purpose: We analyzed factors associated with rectal toxicity after iodine-125 prostate brachytherapy (BT) with or without external beam radiation therapy (EBRT). Methods and Materials: In total, 2216 prostate...
Shiraishi Y, Yamada Y, Tanaka T, Eriguchi T, Nishimura S, Yoshida K, Hanada T, Ohashi T, Shigematsu N, Jinzaki M
Brachytherapy   15(6) 768-773   Aug 2016   [Refereed]
© 2016 American Brachytherapy Society Purpose To evaluate the effectiveness of the single-energy metal artifact reduction (SEMAR) technique for improving the accuracy of I-125 seed identification in postimplant computed tomography (CT) after prost...
Hanada T, Yorozu A, Shinya Y, Kuroiwa N, Ohashi T, Saito S, Shigematsu N
Brachytherapy   15(4) 412-419   Jul 2016
© 2016 American Brachytherapy Society. Purpose: To broaden the current understanding of radiation exposure and risk and to provide concrete evidence of radiation safety related to 125 I seed implantation. Methods and Materials: Direct radiation e...
Eriguchi T, Yorozu A, Kuroiwa N, Yagi Y, Nishiyama T, Saito S, Toya K, Hanada T, Shiraishi Y, Ohashi T, Shigematsu N
Brachytherapy   15(3) 288-295   Feb 2016   [Refereed]
© 2016 American Brachytherapy Society. Purpose: We examined the factors associated with urinary toxicities because of brachytherapy with iodine-125 with or without supplemental external beam radiotherapy (EBRT) for prostate cancer. Methods and Mat...


特集 腫瘍に対する放射線治療:高度化・個別化治療へ;先端放射線治療;各種放射線治療 強度変調放射線治療・画像誘導放射線治療
Ohashi Toshio, Hanada Takashi, Kamitaka Hiroaki
Japanese Journal of Clinical Medicine   75(8) 1177-1181   Aug 2017   [Invited]
【腫瘍に対する放射線治療-高度化・個別化治療へ-】 先端放射線治療 各種放射線治療 強度変調放射線治療・画像誘導放射線治療
大橋 俊夫, 花田 剛士, 上高 大明
日本臨床   75(8) 1177-1181   Aug 2017
原 良介, 大野 真里, 岡野 義幸, 花田 剛士, 茂松 直之
日本放射線技術学会東京支部雑誌   (128) 70-70   Oct 2015
前立腺癌放射線治療に伴う晩期尿路/直腸有害事象 異なる照射方法を含めた検討
酢谷 真也, 大橋 俊夫, 酒寄 正範, 金田 朋也, 山下 昌次, 門間 哲雄, 花田 剛士, 白石 悠, 深田 淳一, 茂松 直之
日本癌治療学会誌   50(3) 939-939   Sep 2015
原 良介, 大野 真里, 岡野 義幸, 花田 剛士, 茂松 直之
日本放射線技術学会東京支部雑誌   (127) 35-36   Apr 2015

Books etc

大橋俊夫, 大出健一, 深田恭平, 花田剛士 (Part:Contributor, 第2章 画像診断・放射線治療技術の病院への導入実態と普及予測 第6節 強度変調放射線治療 (IMRT) の現状と今後の汎用化展望. pp.105-112)
技術情報協会   May 2018   ISBN:978-4-86104-714-5
密封小線源治療における吸収線量の標準計測法 (小線源標準計測法18)
日本医学物理学会編 (Part:Contributor, 付録4 モデルベース型線量計算アルゴリズムによる線量計算)
通商産業研究社   Apr 2018   ISBN:978-4860451066
密封小線源治療における吸収線量の標準計測法 (小線源標準計測法18)
日本医学物理学会編 (Part:Contributor, 付録2 密封小線源治療の線量計算に関する歴史的経緯)
通商産業研究社   Apr 2018   ISBN:978-4860451066
密封小線源治療における吸収線量の標準計測法 (小線源標準計測法18)
日本医学物理学会編 (Part:Contributor, 第4章 密封小線源治療における吸収線量の計算式)
通商産業研究社   Apr 2018   ISBN:978-4860451066
密封小線源治療 診療・物理QAマニュアル
日本放射線腫瘍学会小線源治療部会編 (Part:Contributor, 11章 品質管理・品質保証 B. 低線量率 (LDR) 小線源治療のQC・QA)
金原出版株式会社   Sep 2013   ISBN:978-4-307-07094-2

Conference Activities & Talks

Assessing radiation protection of members living close to patients with implanted 125I seeds in prostate
Hanada Takashi, Yorozu Atsunori, Shinya Yuko, Saito Shiro, Ohashi Toshio, Shigematsu Naoyuki
World Congress on Medical Physics and Biomedical Engineering World Congress 2015   7 Jun 2015   
Prostate postimplant CT with metal artifacts reduction for improvement of seed localization
Shiraishi Yutaka, Yamada Yoshitake, Ohashi Toshio, Hanada Takashi, Jinzaki Masahiro, Kuribayashi Sachio, Shigematsu Naoyuki
ASTRO's 56th Annual Meeting   14 Sep 2014   
Four-dimensional dose distribution measurement using plastic scintillator
Hashimoto Masatoshi, Nishio Teiji, Haga Akihiro, Hanada Takashi, Kabuki Shigeto, Kozuka Takuyo, Oguchi Masahiko
AAPM 56th Annual Meeting   20 Jul 2014   
Assessment of release criteria for patients based on various dose rate measurements following 125I prostate brachytherapy
Hanada Takashi, Yorozu Aatsunori, Kikumura Riki, Ohashi Toshio, Shigematsu Naoyuki
ASTRO’s 55th Annual Meeting   23 Sep 2013   
Fundamental study for Monte Carlo dosimetry of the I-125 seeds used for prostate brachytherapy [Invited]
Hanada Takashi, Ohashi Toshio, Katsuta Shoichi, Yorozu Atsunori, Maruyama Koichi
The Japan Taiwan Symposium on Simulation in Medicine   14 Dec 2006   

Teaching Experience


Research Grants & Projects

Development of delivery dose monitoring system for photon beam radiotherapy
MEXT,JSPS: Grant-in-Aid for Scientific Research
Project Year: Apr 2017 - Mar 2020    Investigator(s): 花田 剛士
Establishment of accuracy management system in IMRT QA/QC using organic phosphor
MEXT,JSPS: Grant-in-Aid for Scientific Research
Project Year: Apr 2012 - Mar 2014    Investigator(s): HANADA Takashi
In this study, the dose and mechanical accuracy in irradiation field for intensity modulated radiation therapy using the charge coupled device camera-organic phosphor with area type detector system was evaluated. The area type detector, which is m...
Development of high-precision image-guided irradiation method that enables us to monitor the movement during linac stereotactic radiosurgery
MEXT,JSPS: Grant-in-Aid for Scientific Research
Project Year: Apr 2010 - Mar 2012    Investigator(s): KUNIEDA Etsuo
Stereotactic radiotherapy is a burden for the patients, when the frame is attached to the skull with a bolt to suppress the patient’s movement. We developed a device to obtain the head position and treat safely by using an optical device without l...