Fumiyuki Otsuka

Profile Information

Affiliation: -

Degree: 博士（医学）(横浜市立大学)

J-GLOBAL ID: 201801005617011000
researchmap Member ID: B000335873

学歴・職歴:
2000年富山医科薬科大学（現:富山大学）医学部医学科卒業
2000年横浜市立大学附属病院臨床研修医
2001年横浜市立大学医学部附属市民総合医療センター臨床研修医
2002年横浜市立大学医学部附属市民総合医療センター心臓血管センター内科常勤特別職
2003年神奈川県立足柄上病院総合診療科
2004年熊本大学附属病院循環器内科医員（国内留学）
2006年横浜市立大学附属市民総合医療センター心臓血管センター内科指導診療医
2008年横浜市立大学博士（医学）学位取得
2010年 CVPath Institute, Inc.（アメリカ合衆国メリーランド州）リサーチフェロー
2014年国立循環器病研究センターバイオバンク室長（心臓血管内科併任）
2017年国立循環器病研究センター心臓血管内科部門冠疾患科医師
2019年国立循環器病研究センター心臓血管内科部門冠疾患科医長

所属学会・資格:
日本内科学会（総合内科専門医）
日本循環器学会（循環器専門医）
日本心血管インターベンション治療学会（認定医）
日本心臓病学会

Research Interests

Research Areas

Life sciences / Cardiology /

Awards

Mar, 2011

Young Investigators Award, “Pathology of neoatherosclerosis in human coronary bare metal and drug-eluting stent implants”, American College of Cardiology (ACC)

Fumiyuki Otsuka
Nov, 2009

Best Case Award, “Intracoronary Ultrasound Diagnosis of an Aortic Dissection Causing Anterior Acute Myocardial Infarction”, IMAGING & PHYSIOLOGY Summit 2009

Fumiyuki Otsuka

Papers

139

Feasibility of rotational atherectomy in patients with acute coronary syndrome: favorable in-hospital outcomes and clinical importance of complexed coronary atherosclerosis.

Shuichi Yoneda, Yasuhide Asaumi, Kota Murai, Takamasa Iwai, Hideo Matama, Kenichiro Sawada, Hiroyuki Miura, Satoshi Honda, Masashi Fujino, Kensuke Takagi, Fumiyuki Otsuka, Yu Kataoka, Kunihiro Nishimura, Teruo Noguchi

Heart and vessels, May 18, 2023
In-hospital Predictors for Primary Prevention of Sudden Death After Acute Myocardial Infarction with Cardiac Dysfunction.

Nao Konagai, Yasuhide Asaumi, Shunsuke Murata, Takashi Noda, Satoshi Takeuchi, Masashi Fujino, Satoshi Honda, Shuichi Yoneda, Yu Kataoka, Fumiyuki Otsuka, Kunihiro Nishimura, Kenichi Tsujita, Kengo Kusano, Teruo Noguchi, Satoshi Yasuda

Journal of cardiology, May 13, 2023
Sex Differences in the Density of Lipidic Plaque Materials: Insights From the REASSURE-NIRS MultiCenter Registry.

Yu Kataoka, Stephen J Nicholls, Rishi Puri, Satoshi Kitahara, Eri Kiyoshige, Kunihiro Nishimura, Kota Murai, Takamasa Iwai, Kenichiro Sawada, Hideo Matama, Satoshi Honda, Kensuke Takagi, Masashi Fujino, Shuichi Yoneda, Fumiyuki Otsuka, Kensaku Nishihira, Itaru Takamisawa, Yasuhide Asaumi, Teruo Noguchi

Circulation. Cardiovascular imaging, 16(5) e015107, May 10, 2023
In-hospital adverse events and recurrence in hospitalized patients with acute pericarditis.

Hirohiko Aikawa, Masashi Fujino, Kota Murai, Takamasa Iwai, Kenichiro Sawada, Hideo Matama, Hiroyuki Miura, Satoshi Honda, Shuichi Yoneda, Kensuke Takagi, Fumiyuki Otsuka, Yu Kataoka, Yasuhide Asaumi, Yoshio Tahara, Soshiro Ogata, Kunihiro Nishimura, Kenichi Tsujita, Teruo Noguchi

Journal of cardiology, Mar 9, 2023
Heart-Brain Team Approach of Acute Myocardial Infarction Complicating Acute Stroke: Characteristics of Guideline-Recommended Coronary Revascularization and Antithrombotic Therapy and Cardiovascular and Bleeding Outcomes.

Toshiaki Suzuki, Yu Kataoka, Masayuki Shiozawa, Kensuke Morris, Eri Kiyoshige, Kunihiro Nishimura, Kota Murai, Kenichiro Sawada, Takamasa Iwai, Hideo Matama, Satoshi Honda, Masashi Fujino, Shuichi Yoneda, Kensuke Takagi, Fumiyuki Otsuka, Yasuhide Asaumi, Masatoshi Koga, Masafumi Ihara, Kazunori Toyoda, Kenichi Tsujita, Teruo Noguchi

Journal of the American Heart Association, 12(2) e027156, Jan 17, 2023
Urinary catheterization prior to PCI worsens clinical outcomes in patients with acute myocardial infarction.

Toshiaki Suzuki, Masashi Fujino, Kota Murai, Takamasa Iwai, Kenichiro Sawada, Hideo Matama, Hiroyuki Miura, Satoshi Honda, Shuichi Yoneda, Kensuke Takagi, Fumiyuki Otsuka, Yasuhide Asaumi, Yu Kataoka, Yoshio Tahara, Soshiro Ogata, Kunihiro Nishimura, Kenichi Tsujita, Teruo Noguchi

Journal of cardiology, 81(4) 373-377, Dec 21, 2022
Early vascular responses to abluminal biodegradable polymer-coated versus circumferential durable polymer-coated newer-generation drug-eluting stents in humans: a pathological study.

Yasuhito Kawagoe, Fumiyuki Otsuka, Daisuke Onozuka, Hatsue Ishibashi-Ueda, Yoshihiko Ikeda, Keiko Ohta-Ogo, Manabu Matsumoto, Kisaki Amemiya, Yasuhide Asaumi, Yu Kataoka, Kunihiro Nishimura, Yoshihiro Miyamoto, Teruo Noguchi, Aloke V Finn, Renu Virmani, Kinta Hatakeyama, Satoshi Yasuda

EuroIntervention : journal of EuroPCR in collaboration with the Working Group on Interventional Cardiology of the European Society of Cardiology, 18(15) 1284-1294, Nov 30, 2022
Heterogeneous vascular response after implantation of bare nitinol self-expanding stents in the swine femoropopliteal artery.

Osami Kawarada, Fumiyuki Otsuka, Kojiro Miki, Masayasu Ikutomi, Kozo Okada, Soshiro Ogata, Kunihiro Nishimura, Peter J Fitzgerald, Yasuhiro Honda

Cardiovascular intervention and therapeutics, Oct 18, 2022
Cardiovascular and bleeding risks of inactive cancer in patients with acute myocardial infarction who received primary percutaneous coronary intervention using drug-eluting stent and dual/triple antithrombotic therapy

Hiroya Hayashi, Yu Kataoka, Kota Murai, Kenichiro Sawada, Takamasa Iwai, Hideo Matama, Satoshi Honda, Masashi Fujino, Shuichi Yoneda, Kensuke Takagi, Fumiyuki Otsuka, Yasuhide Asaumi, Yasuhiro Izumiya, Daiju Fukuda, Teruo Noguchi

CARDIOVASCULAR DIAGNOSIS AND THERAPY, Oct, 2022
The Residual Lipid-Rich Coronary Atheroma Behind the Implanted Newer-Generation Drug-Eluting Stent and Future Stent-Related Event Risks.

Kota Murai, Yu Kataoka, Stephen J Nicholls, Rishi Puri, Yuriko Nakaoku, Kunihiro Nishimura, Satoshi Kitahara, Takamasa Iwai, Kenichiro Sawada, Hideo Matama, Satoshi Honda, Masashi Fujino, Shuichi Yoneda, Kensuke Takagi, Kensaku Nishihira, Fumiyuki Otsuka, Yasuhide Asaumi, Kenichi Tsujita, Teruo Noguchi

The Canadian journal of cardiology, 38(10) 1504-1515, Oct, 2022
特集進化するカテーテルインターベンション-適応の広がりとデバイスの革新 Ⅱ章冠動脈インターベンション生体吸収性スキャフォールド

邑井洸太, 大塚文之

循環器ジャーナル, 70(3) 379-388, Jul 1, 2022
Phenotypic Features of Coronary Atheroma in Diabetic and Nondiabetic Patients With Low-Density Lipoprotein Cholesterol <55 mg/dL.

Takamasa Iwai, Yu Kataoka, Stephen J Nicholls, Rishi Puri, Shunsuke Murata, Kunihiro Nishimura, Kota Murai, Satoshi Kitahara, Kenichiro Sawada, Hideo Matama, Satoshi Honda, Kensuke Takagi, Masashi Fujino, Shuichi Yoneda, Fumiyuki Otsuka, Kensaku Nishihira, Yasuhide Asaumi, Yoshihiro Miyamoto, Satoshi Yasuda, Teruo Noguchi

JACC. Cardiovascular imaging, 15(6) 1166-1169, Jun, 2022
Feasibility of nitroglycerin patch as a pretreatment for the distal radial approach: Study protocol for a randomized controlled trial (DRANG study).

Kota Murai, Masashi Fujino, Shin Ito, Miki Imazu, Marina Arai, Takamasa Iwai, Kenichiro Sawada, Hideo Matama, Hiroyuki Miura, Satoshi Honda, Shuichi Yoneda, Kensuke Takagi, Fumiyuki Otsuka, Yu Kataoka, Yasuhide Asaumi, Yoshio Tahara, Kenichi Tsujita, Teruo Noguchi

Cardiovascular revascularization medicine : including molecular interventions, 43 43-48, May 13, 2022
Orbital Atherectomy for Calcified Coronary Lesions Using the Scoring Balloon-Navigated Wire Bias (SCONB) Technique.

Yasuhito Kawagoe, Shuichi Yoneda, Masashi Fujino, Fumiyuki Otsuka, Teruo Noguchi

Cardiovascular revascularization medicine : including molecular interventions, 38 129-130, May, 2022
Elevated Lipoprotein(a) as a potential residual risk factor associated with lipid-rich coronary atheroma in patients with type 2 diabetes and coronary artery disease on statin treatment: Insights from the REASSURE-NIRS registry.

Hayato Nakamura, Yu Kataoka, Stephen J Nicholls, Rishi Puri, Satoshi Kitahara, Kota Murai, Kenichiro Sawada, Hideo Matama, Takamasa Iwai, Satoshi Honda, Masashi Fujino, Kensuke Takagi, Shuichi Yoneda, Fumiyuki Otsuka, Kensaku Nishihira, Yasuhide Asaumi, Kenichi Tsujita, Teruo Noguchi

Atherosclerosis, 349 183-189, Apr 10, 2022
Histopathologically confirmed intraplaque haemorrhage in a patient with unstable angina.

Hirofumi Ohashi, Hirohiko Ando, Fumiyuki Otsuka, Hiroaki Takashima, Tetsuya Amano

European heart journal. Cardiovascular Imaging, 23(4) e165, Mar 22, 2022
JCS/JSCVS 2018 Guideline on Revascularization of Stable Coronary Artery Disease.

Masato Nakamura, Hitoshi Yaku, Junya Ako, Hirokuni Arai, Tohru Asai, Taishiro Chikamori, Hiroyuki Daida, Kiyoshi Doi, Toshihiro Fukui, Toshiaki Ito, Kazushige Kadota, Junjiro Kobayashi, Tatsuhiko Komiya, Ken Kozuma, Yoshihisa Nakagawa, Koichi Nakao, Hiroshi Niinami, Takayuki Ohno, Yukio Ozaki, Masataka Sata, Shuichiro Takanashi, Hirofumi Takemura, Takafumi Ueno, Satoshi Yasuda, Hitoshi Yokoyama, Tomoyuki Fujita, Tokuo Kasai, Shun Kohsaka, Takashi Kubo, Susumu Manabe, Naoya Matsumoto, Shigeru Miyagawa, Tomohiro Mizuno, Noboru Motomura, Satoshi Numata, Hiroyuki Nakajima, Hirotaka Oda, Hiromasa Otake, Fumiyuki Otsuka, Ken-Ichiro Sasaki, Kazunori Shimada, Tomoki Shimokawa, Toshiro Shinke, Tomoaki Suzuki, Masao Takahashi, Nobuhiro Tanaka, Hiroshi Tsuneyoshi, Taiki Tojo, Dai Une, Satoru Wakasa, Koji Yamaguchi, Takashi Akasaka, Atsushi Hirayama, Kazuo Kimura, Takeshi Kimura, Yoshiro Matsui, Shunichi Miyazaki, Yoshitaka Okamura, Minoru Ono, Hiroki Shiomi, Kazuo Tanemoto

Circulation journal : official journal of the Japanese Circulation Society, 86(3) 477-588, Feb 25, 2022
Association of adherence to a 3 month cardiac rehabilitation with long-term clinical outcomes in heart failure patients.

Michio Nakanishi, Hiroyuki Miura, Yuki Irie, Kazuhiro Nakao, Masashi Fujino, Fumiyuki Otsuka, Tatsuo Aoki, Masanobu Yanase, Yoichi Goto, Teruo Noguchi

ESC heart failure, 9(2) 1424-1435, Feb 9, 2022
Thyroid Storm Patients With Elevated Brain Natriuretic Peptide Levels and Associated Left Ventricular Dilatation May Require Percutaneous Mechanical Support.

Marina Arai, Yasuhide Asaumi, Shunsuke Murata, Hideo Matama, Satoshi Honda, Fumiyuki Otsuka, Yoshio Tahara, Yu Kataoka, Kunihiro Nishimura, Teruo Noguchi

Critical care explorations, 3(12) e0599, Dec, 2021
急性冠症候群糖尿病症例におけるHDL粒子のコレステロール引き抜き能の検証安定冠動脈疾患との比較

舟橋紗耶華, 片岡有, 小倉正恒, 九山直人, 大塚文之, 浅海泰栄, 野口暉夫, 斯波真理子

日本動脈硬化学会総会プログラム・抄録集, 53回 190-190, Oct, 2021

Misc.

101

Large Lipid-Rich Plaque Predicts Intra-Stent Thrombus Formation After Primary Pci in Patients with Acute Coronary Syndrome: Insights from Near-infrared Spectroscopy and Optical Coherence Tomography Imaging Analysis

Satoshi Kitahara, Yu Kataoka, Kota Murai, Takamasa Iwai, Kenichiro Sawada, Hideo Matama, Satoshi Honda, Masashi Fujino, Shuichi Yoneda, Kensuke Takagi, Fumiyuki Otsuka, Yasuhide Asaumi, Kenichi Tsujita, Teruo Noguchi

CIRCULATION, 144, Nov, 2021
PCIを施行しえた高齢者急性心筋梗塞症の臨床像・予後からの考察

片岡有, 津田浩佑, 邑井洸太, 澤田賢一郎, 岩井雄大, 真玉英生, 本田怜史, 藤野雅史, 米田秀一, 高木健督, 大塚文之, 浅海泰栄, 坂田泰彦, 野口暉夫

日本冠疾患学会誌(Web), (Supplement), 2021
Phenotypic Features of Coronary Atheroma in Hemodialysis-Dependent Patients With Coronary Artery Disease:Near-Infrared Spectroscopy and Intravascular Ultrasound Imaging Analysis

Takamasa Iwai, Yu Kataoka, Hayato Hosoda, Kota Murai, Takahiro Nakashima, Satoshi Honda, Masashi Fujino, Kazuhiro Nakao, Shuichi Yoneda, Fumiyuki Otsuka, Kensaku Nishihira, Tomoaki Kanaya, Yasuhide Asaumi, Teruo Noguchi, Satoshi Yasuda

CIRCULATION, 140, Nov, 2019
The Extent of Lipidic Components Associates with Thrombogenecity at Culprit Plaque in ACS: Insight from OCT and NIRS Imaging Analysis(和訳中)

北原慧, 片岡有, 細田勇人, 中村隼人, 邑井洸太, 岩井雄大, 中島啓裕, 本田怜史, 中尾一泰, 藤野雅史, 大塚文之, 米田秀一, 西平賢作, 金谷智明, 浅海泰栄, 野口暉夫, 安田聡

日本循環器学会学術集会抄録集, 83回 PJ106-6, Mar, 2019
The Prospective Study of Risk for Intracranial Hemorrhage in Patients With Cerebral Microbleeds Undergoing Percutaneous Coronary Intervention and Dual Antiplatelet Therapy

Masashi Fujino, Teruo Noguchi, Takako Torii, Yoshinori Okuno, Hiroshi Yamagami, Yoshiaki Morita, Michikazu Nakai, Kunihiro Nishimura, Takahiro Nakashima, Satoshi Honda, Shuichi Yoneda, Kazuhiro Nakao, Fumiyuki Otsuka, Yu Kataoka, Yasuhide Asaumi, Satoshi Yasuda

CIRCULATION, 138, Nov, 2018
二次冠動脈血行再建術として経皮的冠動脈インターベンションを受ける冠動脈バイパス術後患者における至適薬物療法(Optimal Medical Treatment in Post Coronary Artery Bypass Grafting Patients Undergoing Percutaneous Coronary Intervention as a Secondary Coronary Revascularization)

中村裕一, 浅海泰栄, 宮城唯良, 菅根裕紀, 真玉英生, 中島啓裕, 川上将司, 永井利幸, 中尾一泰, 西平賢作, 大塚文之, 片岡有, 安田聡

日本循環器学会学術集会抄録集, 82回 OJ08-8, Mar, 2018
Clinical Significance of 3-Dimensional Assessment of Coronary High-Intensity Plaques With T1-Weighted Magnetic Resonance as a Predictor of Periprocedual Myocardial Injury During Percutaneous Coronary Intervention

Hayato Hosoda, Yasuhide Asaumi, Teruo Noguchi, Yoshiaki Morita, Takahiro Nakashima, Shoji Kawakami, Masashi Fujino, Kazuhiro Nakao, Fumiyuki Otsuka, Kensaku Nishihira, Yu Kataoka, Michikazu Nakai, Kunihiro Nishimura, Hisao Ogawa, Satoshi Yasuda

CIRCULATION, 136, Nov, 2017
The Impact of Neurogenic Stunned Myocardium on Cardiovascular Events During Hospitalization in Patients With Acute Ischemic Stroke

Kaho Shibata, Takahiro Nakashima, Shoji Kawakami, Kazuhiro Nakao, Fumiyuki Otsuka, Masashi Fujino, Kensaku Nishihira, Tetsuo Arakawa, Yoshio Tahara, Yu Kataoka, Yasuhide Asaumi, Teruo Noguchi, Satoshi Yasuda, Tomotaka Tanaka, Masafumi Ihara, Kazunori Toyoda

CIRCULATION, 136, Nov, 2017
ACSの病理,ACS発症のメカニズム (特集 ACSの診断と治療はどこまで進歩したのか) -- (ACSの基礎知識)

大塚文之

循環器ジャーナル, 65(4) 574-581, Oct, 2017
Differential Late Stent Enlargement and Vascular Response Following New-Generation Self-Expanding Stent Implantation in Tapered Peripheral Arteries: Insights from Serial Optical Coherence Tomography

Masayasu Ikutomi, Kozo Okada, Kojiro Miki, Ryo Kameda, Fumiyuki Otsuka, Paul G. Yock, Peter J. Fitzgerald, Osami Kawarada, Yasuhiro Honda

JOURNAL OF THE AMERICAN COLLEGE OF CARDIOLOGY, 70(18) B165-B166, Oct, 2017
糖尿病症例における冠動脈プラーク内コレステロール結晶形成の意義光干渉断層法による検討

中野宏己, 片岡有, 宇佐美俊輔, 中島啓裕, 川上将司, 藤野雅史, 中尾一泰, 米田秀一, 永井利幸, 大塚文之, 西平賢作, 田原良雄, 浅海泰栄, 野口暉夫, 安田聡

日本心臓病学会学術集会抄録, 65回 O-129, Sep, 2017
糖尿病症例における冠動脈プラーク内コレステロール結晶形成の意義光干渉断層法による検討

中野宏己, 片岡有, 宇佐美俊輔, 中島啓裕, 川上将司, 藤野雅史, 中尾一泰, 米田秀一, 永井利幸, 大塚文之, 西平賢作, 田原良雄, 浅海泰栄, 野口暉夫, 安田聡

日本心臓病学会学術集会抄録, 65回 O-129, Sep, 2017
PERI-STRUT LOW INTENSITY AREA PREDICTS NEOINTIMAL PROGRESSION ASSOCIATED WITH LATE ENLARGEMENT OF SELF-EXPANDING NITINOL STENTS IN SUPERFICIAL FEMORAL ARTERIES: AN OPTICAL COHERENCE TOMOGRAPHY STUDY

Masayasu Ikutomi, Kozo Okada, Kojiro Miki, Ryo Kameda, Fumiyuki Otsuka, Paul Yock, Peter Fitzgerald, Osami Kawarada, Yasuhiro Honda

JOURNAL OF THE AMERICAN COLLEGE OF CARDIOLOGY, 69(11) 999-999, Mar, 2017
繰り返す冠攣縮よる心筋梗塞を繰り返した若年女性の1剖検例

浅海泰栄, 大塚文之, 川上将司, 中島啓裕, 永井利幸, 金谷智明, 片岡有, 植田初江, 野口暉夫, 安田聡

日本集中治療医学会雑誌, 24(Suppl.) DP5-3, Feb, 2017
スタチン投与下でのプラーク内コレステロール結晶形成に寄与する動脈硬化性因子の検討:Optical Coherence Tomographyによる解析

宇佐美俊輔, 片岡有, 中野宏己, 中島啓裕, 川上将司, 藤野雅史, 中尾一泰, 米田秀一, 大塚文之, 西平賢作, 田原良雄, 浅海泰栄, 野口暉夫, 安田聡

日本心臓病学会学術集会(Web), 65th ROMBUNNO.P‐469 (WEB ONLY)-469, 2017
複数の血管内画像診断法にて評価した心臓MRIでのT1強調画像において高輝度プラークを有した無症候性心筋虚血の一例

金谷智明, 浅海泰栄, 大塚文之, 中尾一泰, 藤野雅史, 川上将司, 永井利幸, 片岡有, 野口暉夫, 安田聡

心臓血管内視鏡, 2(Suppl.) s97-s97, Sep, 2016
IVUSが病態解明に有用であったST上昇型心筋梗塞で来院したループスアンチコアグラント陽性のSLE患者の一例

古賀将史, 川上将司, 大塚文之, 本田怜史, 永井利幸, 金谷智明, 浅海泰栄, 野口暉夫, 小川久雄, 安田聡

日本心血管インターベンション治療学会抄録集, 25回 MO474-MO474, Jul, 2016
責任病変の判断に苦慮したST上昇型心筋梗塞の一例

細田勇人, 金谷智明, 大塚文之, 川上将司, 永井利幸, 中尾一泰, 藤野雅史, 片岡有, 浅海泰栄, 野口輝夫, 小川久雄, 安田聡

日本心血管インターベンション治療学会抄録集, 25回 MO442-MO442, Jul, 2016
PATHOLOGY OF LEFT MAIN ATHEROSCLEROSIS: IMPLICATIONS FOR PERCUTANEOUS CORONARY INTERVENTIONS

Emanuel Harari, Fumiyuki Otsuka, Kazuyuki Yahagi, Christoph Lutter, Hiroyoshi Mori, Tobias Koppara, Maria Romero, Frank Kolodgie, Elena Ladich, Michael Joner, Renu Virmani

JOURNAL OF THE AMERICAN COLLEGE OF CARDIOLOGY, 67(13) 26-26, Apr, 2016
血管病研究の最新知見頸動脈プラークのプロテオーム解析

池川雅哉, 飯原弘二, 飯田哲生, 嶋田崇史, 藤分秀司, 寺田恵, 山中寛明, 浅海泰栄, 大塚文之, 野口暉夫, 植田初江

脈管学, 56(1) 15-15, Feb, 2016

Research Projects

病理組織解析と質量分析の統合による冠動脈硬化性プラーク破綻の機序解明

科学研究費助成事業基盤研究(C), 日本学術振興会, Apr, 2019 - Mar, 2023

大塚文之, 安田聡, 浅海泰栄, 植田初江, 池川雅哉, 野口暉夫
Pathogenesis and preventive strategies of coronary thrombosis

Grants-in-Aid for Scientific Research Grant-in-Aid for Young Scientists (B), Japan Society for the Promotion of Science, Apr, 2015 - Mar, 2019

Otsuka Fumiyuki, Ueda Hatsue, Yasuda Satoshi
心血管病理学的見地からの急性冠症候群の病態解明

海外留学助成リサーチフェローシップ, 上原記念生命科学財団, Apr, 2010 - Mar, 2011

大塚文之