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T

Takashi Kumada

Gifu Kyoritsu University

70H-index
716Paper Count
2.1WCitation Count
Published Papers 356
Publication Date
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IgA-Enriched Phenotype Predicts Liver-Related Events in MASLD
errJournal of Hepatology
IF33
err2026-07-15
err0
PREAI
errTakefumi Kimura; Shun-ichi Wakabayashi; Takanobu Iwadare; Shohei Kondo; Taiki Okumura; Hiroyuki Kobayashi; Yuki Yamashita; Yuma Kamijo; Kaede Fujita; Tomoyuki Nakajima; Takuro Uchida; Tomoo Yamazaki; Mai Iwaya; Takeshi Uehara; Hidenori Toyoda; Takashi Kumada; Takeji Umemura; Naoki Tanaka
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Editorial: Tenofovir Alafenamide Versus Entecavir for Hepatitis B Surface Antigen Decline—A Step Towards Functional Cure or a Marginal Margin? Authors' Reply
errALIMENTARY PHARMACOLOGY & THERAPEUTICS
IF6.7
err2026-05-22
err0
errOAAI
errTakashi Kumada; Masanori Atsukawa; Taeang Arai; Hidenori Toyoda; Junko Tanaka
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Letter: Does Serum HBV RNA Add Incremental Value for Hepatocellular Carcinoma Risk Stratification Beyond Established Predictors? Authors' Reply
errALIMENTARY PHARMACOLOGY & THERAPEUTICS
IF6.7
err2026-05-12
err0
errOAAI
errTakashi Kumada; Hidenori Toyoda; Satoshi Yasuda; Yuichi Koshiyama; Takanori Ito; Tomoyuki Akita; Junko Tanaka
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Ablation-Based Salvage Strategy at Disease Progression After Initial Disease Control With Atezolizumab/Bevacizumab in Hepatocellular Carcinoma
errHepatology Research
IF3.4
err2026-05-11
err0
PREAI
errKazuya Kariyama; Kazuhiro Nouso; Atsushi Hiraoka; Fujimasa Tada; Hideko Ohama; Hidenori Toyoda; Satoshi Yasuda; Toshifumi Tada; Kazunari Tanaka; Kunihiko Tsuji; Ei Itobayashi; Akemi Tsutsui; Koichi Takaguchi; Michitaka Imai; Toru Ishikawa; Takeshi Hatanaka; Yuki Kanayama; Satoru Kakizaki; Atsushi Naganuma; Yoshihide Ueda; Tomomitsu Matono; Hideyuki Tamai; Junpei Okamura; Hironori Tanaka; Yutaka Yata; Akiko Wakuta; Masatoshi Kudo; Takashi Kumada
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Superior Efficacy of Tenofovir Alafenamide Compared With Entecavir in Reducing Hepatitis B Surface Antigen: A Multicentre Propensity Score-Matched Study Using Linear Mixed-Effects Models
errALIMENTARY PHARMACOLOGY & THERAPEUTICS
IF6.7
err2026-05-04
err0
PREAI
errTakashi Kumada; Masanori Atsukawa; Norio Itokawa; Taeang Arai; Hidenori Toyoda; Akihito Tsubota; Tsunamasa Watanabe; Makoto Chuma; Kentaro Matsuura; Atsushi Hiraoka; Toshifumi Tada; Koichi Takaguchi; Keizo Kato; Hiroshi Abe; Joji Tani; Toru Ishikawa; Chikara Ogawa; Toru Asano; Tsunekazu Oikawa; Yoshihiro Matsumoto; Tomoyuki Akita; Junko Tanaka
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Diagnostic Impact of Two-Dimensional Shear Wave Elastography for Liver Fibrosis: A Multicenter Retrospective Study
errHepatology Research
IF3.4
err2026-05-01
err0
errOAAI
errTakashi Nishimura; Toshifumi Tada; Yasuaki Suzuki; Kento Imajo; Katsutoshi Sugimoto; Sadanobu Ogawa; Hidenori Toyoda; Tamami Abe; Hidekatsu Kuroda; Masashi Hirooka; Asako Nogami; Satoshi Oeda; Hirokazu Takahashi; Tomoyuki Akita; Reiichiro Kondo; Takuma Nakatsuka; Ryosuke Tateishi; Yoichi Hiasa; Yuichiro Eguchi; Atsushi Nakajima; Hirohisa Yano; Shigehiro Kokubu; Junko Tanaka; Fuminori Moriyasu; Masayoshi Kage; Takashi Kumada; Hiroko Iijima
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Clinical Characteristics, Predictive Factors, and the Impact of Antithrombotic Therapy on Bleeding Events in Unresectable Hepatocellular Carcinoma Treated With Atezolizumab Plus Bevacizumab
errHepatology Research
IF3.4
err2026-04-21
err0
PREAI
errFujimasa Tada; Atsushi Hiraoka; Hideko Ohama; Toshifumi Tada; Masashi Hirooka; Kazuya Kariyama; Joji Tani; Masanori Atsukawa; Koichi Takaguchi; Ei Itobayashi; Shinya Fukunishi; Kunihiko Tsuji; Toru Ishikawa; Kazuto Tajiri; Hironori Tanaka; Hidenori Toyoda; Chikara Ogawa; Takashi Nishimura; Takeshi Hatanaka; Satoru Kakizaki; Kazuhito Kawata; Atsushi Naganuma; Hisashi Kosaka; Tomomitsu Matono; Yoshihide Ueda; Hidekatsu Kuroda; Yutaka Yata; Hiroki Nishikawa; Michitaka Imai; Tomoko Aoki; Hironori Ochi; Jumpei Okamura; Hideyuki Tamai; Shinichiro Nakamura; Yoshiko Nakamura; Osamu Yoshida; Kazuhiro Nouso; Asahiro Morishita; Norio Itokawa; Tomomi Okubo; Taeang Arai; Akemi Tsutsui; Takuya Nagano; Kazunari Tanaka; Yuichi Koshiyama; Yuki Kanayama; Hidenao Noritake; Shohei Komatsu; Takumi Fukumoto; Takanori Matsuura; Soo Ki Kim; Hirayuki Enomoto; Kosuke Matsui; Masaki Kaibori; Yoichi Hiasa; Masatoshi Kudo; Takashi Kumada; the Real-life Practice Experts for HCC (RELPEC) Study Group and hepatocellular carcinoma experts from 48 clinics in Japan (HCC 48) Group
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Impact of Intrahepatic Tumor Burden on Outcomes in Patients With Hepatocellular Carcinoma With Extrahepatic Metastases Treated With Atezolizumab Plus Bevacizumab
errHepatology Research
IF3.4
err2026-04-10
err0
PREAI
errKazunari Tanaka; Kunihiko Tsuji; Atsushi Hiraoka; Toshifumi Tada; Masashi Hirooka; Kazuya Kariyama; Joji Tani; Masanori Atsukawa; Koichi Takaguchi; Ei Itobayashi; Shinya Fukunishi; Toru Ishikawa; Kazuto Tajiri; Hironori Tanaka; Hidenori Toyoda; Chikara Ogawa; Takashi Nishimura; Takeshi Hatanaka; Satoru Kakizaki; Kazuhito Kawata; Atsushi Naganuma; Hisashi Kosaka; Tomomitsu Matono; Yoshihide Ueda; Hidekatsu Kuroda; Yutaka Yata; Hiroki Nishikawa; Michitaka Imai; Tomoko Aoki; Hironori Ochi; Jumpei Okamura; Hideyuki Tamai; Shinichiro Nakamura; Yoshiko Nakamura; Osamu Yoshida; Kazuhiro Nouso; Asahiro Morishita; Norio Itokawa; Tomomi Okubo; Taeang Arai; Akemi Tsutsui; Takuya Nagano; Fujimasa Tada; Hideko Ohama; Yuichi Koshiyama; Yuki Kanayama; Hidenao Noritake; Shohei Komatsu; Takumi Fukumoto; Takanori Matsuura; Soo Ki Kim; Hirayuki Enomoto; Kosuke Matsui; Masaki Kaibori; Yoichi Hiasa; Masatoshi Kudo; Takashi Kumada; the Real-Life Practice Experts for HCC (RELPEC) Study Group and Hepatocellular Carcinoma Experts From 48 Clinics in Japan (HCC 48) Group
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Comparative diagnostic performance of ultrasound-guided attenuation parameter versus B-mode scoring for hepatic steatosis assessment: an ordinal-scale statistical approach
errJournal of Gastroenterology
IF5.5
err2026-04-02
err0
PREAI
errTakashi Kumada; Hidenori Toyoda; Sadanobu Ogawa; Tatsuya Gotoh; Yasuaki Suzuki; Kento Imajo; Masato Yoneda; Katsutoshi Sugimoto; Hidekatsu Kuroda; Nobuharu Tamaki; Masayuki Kurosaki; Tomoyuki Akita; Junko Tanaka; Atsushi Nakajima
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Changes in the Liver Fibrosis of Patients Who Develop Hepatocellular Carcinoma After a Sustained Virologic Response to Hepatitis C Virus Infection
errJournal of Medical Virology
IF4.6
err2026-03-06
err0
PREAI
errHidenori Toyoda; Akito Nozaki; Atsushi Hiraoka; Ei Itobayashi; Haruki Uojima; Hiroshi Abe; Koichi Takaguchi; Masanori Atsukawa; Norio Itokawa; Kentaro Matsuura; Motoyuki Kojima; Toru Ishikawa; Tsunamasa Watanabe; Shigeru Mikami; Kunihiko Tsuji; Hideko Ohama; Fujimasa Tada; Akemi Tsutsui; Tomomi Okubo; Taeang Arai; Makoto Nakamuta; Michitaka Imai; Kazunari Tanaka; Toshifumi Tada; Shinichiro Nakamura; Noritomo Shimada; Takashi Kumada
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Lymphocyte–Monocyte Ratio Predicts the Survival in Patients With HCC Treated With Durvalumab Plus Tremelimumab
errLiver International
IF5.2
err2026-02-26
err0
PREAI
errTomomitsu Matono; Toshifumi Tada; Atsushi Hiraoka; Masashi Hirooka; Kazuya Kariyama; Joji Tani; Masanori Atsukawa; Koichi Takaguchi; Ei Itobayashi; Takashi Nishimura; Kunihiko Tsuji; Toru Ishikawa; Kazuto Tajiri; Hironori Tanaka; Hidenori Toyoda; Chikara Ogawa; Takeshi Hatanaka; Satoru Kakizaki; Kazuhito Kawata; Atsushi Naganuma; Hisashi Kosaka; Hidekatsu Kuroda; Yutaka Yata; Hiroki Nishikawa; Michitaka Imai; Tomoko Aoki; Hironori Ochi; Hideyuki Tamai; Shohei Komatsu; Takanori Matsuura; Yoshihide Ueda; Soo Ki Kim; Hideko Ohama; Fujimasa Tada; Shinichiro Nakamura; Yoshiko Nakamura; Osamu Yoshida; Kazuhiro Nouso; Asahiro Morishita; Norio Itokawa; Tomomi Okubo; Taeang Arai; Akemi Tsutsui; Takuya Nagano; Shinya Fukunishi; Kazunari Tanaka; Yuichi Koshiyama; Yuki Kanayama; Hidenao Noritake; Hirayuki Enomoto; Kosuke Matsui; Masaki Kaibori; Jumpei Okamura; Takumi Fukumoto; Yoichi Hiasa; Masatoshi Kudo; Takashi Kumada; the RELPEC Group and HCC 48 Group
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Hepatitis B Virus RNA Predicts Hepatocellular Carcinoma Despite Viral Suppression
errALIMENTARY PHARMACOLOGY & THERAPEUTICS
IF6.7
err2025-12-01
err1
PREAI
errKumada, Takashi; Toyoda, Hidenori; Yasuda, Satoshi; Koshiyama, Yuichi; Ito, Takanori; Akita, Tomoyuki; Tanaka, Junko
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Comparison between vibration-controlled transient elastography and point shear wave elastography for assessment of hepatic fibrosis based on magnetic resonance elastography
errULTRASONOGRAPHY
IF2.5
err2025-11-01
err0
PREAI
errGotoh, Tatsuya; Kumada, Takashi; Ogawa, Sadanobu; Niwa, Fumihiko; Toyoda, Hidenori; Akita, Tomoyuki; Tanaka, Junko; Shimizu, Masahito
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Evolution of Hepatocellular Carcinoma Treatment Outcomes Over Two Decades in Japan: Improvements in Early-Stage Viral Disease
errHEPATOLOGY RESEARCH
IF3.4
err2025-11-01
err0
errOAAI
errKariyama, Kazuya; Nouso, Kazuhiro; Hiraoka, Atsushi; Tada, Fujimasa; Ohama, Hideko; Toyoda, Hidenori; Yasuda, Satoshi; Tada, Toshifumi; Tanaka, Kazunari; Tsuji, Kunihiko; Itobayashi, Ei; Tsutsui, Akemi; Takaguchi, Koichi; Imai, Michitaka; Ishikawa, Toru; Hatanaka, Takeshi; Kakizaki, Satoru; Naganuma, Atsushi; Ueda, Yoshihide; Matono, Tomomitsu; Tamai, Hideyuki; Okamura, Junpei; Tanaka, Hironori; Yata, Yutaka; Wakuta, Akiko; Kudo, Masatoshi; Kumada, Takashi
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Response to Letter to 'Serum CRP in Durvalumab-Tremelimumab-Treated HCC: Expanding the Inflammatory Narrative'
errLIVER INTERNATIONAL
IF5.2
err2025-10-16
err0
errOAAI
errHatanaka, Takeshi; Yata, Yutaka; Kakizaki, Satoru; Kumada, Takashi
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Clinical Utility of a Prognostic Scoring System Based on LDH and CRP in HCC Patients Receiving Atezolizumab Plus Bevacizumab
errLIVER INTERNATIONAL
IF5.2
err2025-09-19
err0
PREAI
errTanaka, Kazunari; Tsuji, Kunihiko; Hiraoka, Atsushi; Tada, Toshifumi; Hirooka, Masashi; Kariyama, Kazuya; Tani, Joji; Atsukawa, Masanori; Takaguchi, Koichi; Itobayashi, Ei; Fukunishi, Shinya; Ishikawa, Toru; Tajiri, Kazuto; Ohama, Hideko; Toyoda, Hidenori; Ogawa, Chikara; Nishimura, Takashi; Hatanaka, Takeshi; Kakizaki, Satoru; Kawata, Kazuhito; Naganuma, Atsushi; Kosaka, Hisashi; Matono, Tomomitsu; Kuroda, Hidekatsu; Yata, Yutaka; Nishikawa, Hiroki; Imai, Michitaka; Aoki, Tomoko; Ochi, Hironori; Kanayama, Yuki; Tada, Fujimasa; Nakamura, Shinichiro; Nouso, Kazuhiro; Morishita, Asahiro; Itokawa, Norio; Okubo, Tomomi; Arai, Taeang; Tsutsui, Akemi; Tanaka, Hironori; Noritake, Hidenao; Kaibori, Masaki; Hiasa, Yoichi; Kudo, Masatoshi; Kumada, Takashi
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Efficacy and Safety of Durvalumab Plus Tremelimumab in Hepatocellular Carcinoma Patients With Portal Vein Thrombosis and High Tumor Burden: A Multicenter Retrospective Analysis
errHepatology Research
IF3.4
err2025-09-06
err0
PREAI
errHatanaka, Takeshi; Yata, Yutaka; Hiraoka, Atsushi; Tada, Toshifumi; Hirooka, Masashi; Kariyama, Kazuya; Tani, Joji; Atsukawa, Masanori; Takaguchi, Koichi; Itobayashi, Ei; Kakizaki, Satoru; Fukunishi, Shinya; Tsuji, Kunihiko; Ishikawa, Toru; Tajiri, Kazuto; Toyoda, Hidenori; Koshiyama, Yuichi; Ogawa, Chikara; Nishikawa, Hiroki; Nishimura, Takashi; Kawata, Kazuhito; Kosaka, Hisashi; Matsui, Kosuke; Naganuma, Atsushi; Tanaka, Hironori; Ohama, Hideko; Kuroda, Hidekatsu; Matono, Tomomitsu; Aoki, Tomoko; Ochi, Hironori; Imai, Michitaka; Nakamura, Shinichiro; Komatsu, Shohei; Tamai, Hideyuki; Okamura, Jumpei; Kanayama, Yuki; Tanaka, Kazunari; Tada, Fujimasa; Yoshida, Osamu; Nouso, Kazuhiro; Morishita, Asahiro; Tsutsui, Akemi; Nagano, Takuya; Itokawa, Norio; Okubo, Tomomi; Arai, Taeang; Matsuura, Takanori; Noritake, Hidenao; Enomoto, Hirayuki; Kaibori, Masaki; Fukumoto, Takumi; Hiasa, Yoichi; Kudo, Masatoshi; Kumada, Takashi
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Optimization of measurements with an ultrasound attenuation coefficient algorithm for quantifying liver fat
errEuropean Radiology
IF4.7
err2025-09-05
err0
errOAAI
errGiovanna Ferraioli; Davide Roccarina; Takashi Kumada; Sadanobu Ogawa; Yuichi Yoshida; Masashi Hirooka; Richard G. Barr
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Response to Letter to ‘Serum CRP in Durvalumab–Tremelimumab-Treated HCC: Expanding the Inflammatory Narrative’
errLiver International
IF5.2
err2025-08-26
err0
PREAI
errTakeshi Hatanaka; Yutaka Yata; Satoru Kakizaki; Takashi Kumada
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Potential role of Geriatric Nutritional Risk Index as a risk factor for immune-mediated adverse events during durvalumab plus tremelimumab therapy in unresectable hepatocellular carcinoma
errJournal of Gastroenterology
IF5.5
err2025-08-20
err0
PREAI
errHideko Ohama; Atsushi Hiraoka; Toshifumi Tada; Masashi Hirooka; Kazuya Kariyama; Joji Tani; Masanori Atsukawa; Koichi Takaguchi; Ei Itobayashi; Shinya Fukunishi; Kunihiko Tsuji; Toru Ishikawa; Kazuto Tajiri; Hironori Tanaka; Hidenori Toyoda; Chikara Ogawa; Takashi Nishimura; Takeshi Hatanaka; Satoru Kakizaki; Kazuhito Kawata; Atsushi Naganuma; Hisashi Kosaka; Tomomitsu Matono; Hidekatsu Kuroda; Yutaka Yata; Hiroki Nishikawa; Michitaka Imai; Tomoko Aoki; Hironori Ochi; Hideyuki Tamai; Shohei Komatsu; Fujimasa Tada; Shinichiro Nakamura; Yoshiko Nakamura; Teruki Miyake; Osamu Yoshida; Kazuhiro Nouso; Asahiro Morishita; Norio Itokawa; Tomomi Okubo; Taeang Arai; Akemi Tsutsui; Takuya Nagano; Kazunari Tanaka; Takanori Matsuura; Yuichi Koshiyama; Yuki Kanayama; Hidenao Noritake; Hirayuki Enomoto; Kosuke Matsui; Masaki Kaibori; Takumi Fukumoto; Yoichi Hiasa; Masatoshi Kudo; Takashi Kumada
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Research Directions

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Co-authors
Cooperation Journals
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Masatoshi Kudo
H-index: 143 · Papers: 2.8K
V
Vincent Wai‐Sun Wong
H-index: 142 · Papers: 1.2K
P
Peter R. Galle
H-index: 128 · Papers: 2.4K
R
R. Graham Barr
H-index: 124 · Papers: 1.2K
H
Henry Lik‐Yuen Chan
H-index: 112 · Papers: 704
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