Kenji Kagei

4.2k total citations · 1 hit paper
57 papers, 3.1k citations indexed

About

Kenji Kagei is a scholar working on Pulmonary and Respiratory Medicine, Surgery and Epidemiology. According to data from OpenAlex, Kenji Kagei has authored 57 papers receiving a total of 3.1k indexed citations (citations by other indexed papers that have themselves been cited), including 21 papers in Pulmonary and Respiratory Medicine, 17 papers in Surgery and 17 papers in Epidemiology. Recurrent topics in Kenji Kagei's work include Advanced Radiotherapy Techniques (15 papers), Head and Neck Cancer Studies (10 papers) and Hepatocellular Carcinoma Treatment and Prognosis (9 papers). Kenji Kagei is often cited by papers focused on Advanced Radiotherapy Techniques (15 papers), Head and Neck Cancer Studies (10 papers) and Hepatocellular Carcinoma Treatment and Prognosis (9 papers). Kenji Kagei collaborates with scholars based in Japan, Netherlands and Germany. Kenji Kagei's co-authors include Hiroki Shirato, Kazuo Miyasaka, Hidefumi Aoyama, Takeshi Nishioka, Seiko Hashimoto, Yasuyuki Akine, Shinichi Shimizu, Shinji Sugahara, Koichi Tokuuye and Tatsuya Kunieda and has published in prestigious journals such as Cancer, Clinical Cancer Research and International Journal of Radiation Oncology*Biology*Physics.

In The Last Decade

Kenji Kagei

55 papers receiving 3.0k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Physical aspects of a real-time tumor-tracking system for gated radiotherapy

2000 520 citations Hiroki Shirato, Shinichi Shimizu et al. International Journal of Radiation Oncology*Biology*Physics profile →

Peers

Countries citing papers authored by Kenji Kagei

Since Specialization

Citations

This map shows the geographic impact of Kenji Kagei's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Kenji Kagei with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Kenji Kagei more than expected).

Fields of papers citing papers by Kenji Kagei

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Kenji Kagei. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Kenji Kagei. The network helps show where Kenji Kagei may publish in the future.

Co-authorship network of co-authors of Kenji Kagei

This figure shows the co-authorship network connecting the top 25 collaborators of Kenji Kagei. A scholar is included among the top collaborators of Kenji Kagei based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Kenji Kagei. Kenji Kagei is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	Repeated Proton Beam Therapy for Hepatocellular Carcinoma 2005 ·International Journal of Radiation OncologyBiologyPhysics ·T. Hashimoto, Koichi Tokuuye, Kae Nemoto, (unknown), Nobuyoshi Fukumitsu, Hiroshi Igaki, Masayuki Hata, Kenji Kagei, Shinji Sugahara, K. Ohara, Yumi Matsuzaki, Yasuyuki Akine	1
2	PROTON BEAM THERAPY FOR LARGE HEPATOCELLULAR CARCINOMA 2004 ·(unknown), (unknown), (unknown), Masashi Mizumoto, Takayuki Hashimoto, Hiroshi Igaki, Masaharu Hata, Kenji Kagei, Shinji Sugahara, Kiyoshi Ohara, Yasuyuki Akine	2
3	Correlation between the respiratory waveform measured using a respiratory sensor and 3D tumor motion in gated radiotherapy 2004 ·International Journal of Radiation OncologyBiologyPhysics ·Yoshikazu Tsunashima, Takeji Sakae, Yoshiyuki Shioyama, Kenji Kagei, Toshiyuki Terunuma, Akihiro Nohtomi, Yasuyuki Akine	155
4	Proton Therapy for Head and Neck Malignancies at Tsukuba 2004 ·Strahlentherapie und Onkologie ·Koichi Tokuuye, Yasuyuki Akine, Kenji Kagei, Masaharu Hata, Takayuki Hashimoto, (unknown), (unknown), Shinji Sugahara, Kiyoshi Ohara, Toshiyuki Okumura, Jun Kusakari, Hiroshi Yoshida, Fujio Otsuka	29
5	Long-term results of proton beam therapy for carcinoma of the uterine cervix 2003 ·International Journal of Radiation OncologyBiologyPhysics ·Kenji Kagei, Koichi Tokuuye, Toshiyuki Okumura, Kiyoshi Ohara, Yoshiyuki Shioyama, Shinji Sugahara, Yasuyuki Akine	35
6	Effect of treatment time on outcome of radiotherapy for oral tongue carcinoma 2003 ·International Journal of Radiation OncologyBiologyPhysics ·Yoichiro Hosokawa, Hiroki Shirato, Takashi Nishioka, Kazuhiko Tsuchiya, George T.Y. Chen, Kenji Kagei, (unknown), (unknown), Masayuki Kaneko, Kazuo Miyasaka, Motoyasu Nakamura	12
7	Calculation of rotational setup error using the real-time tracking radiation therapy (RTRT) system and its application to the treatment of spinal schwannoma 2002 ·International Journal of Radiation OncologyBiologyPhysics ·Rikiya Onimaru, Hiroki Shirato, Hidefumi Aoyama, (unknown), Toshitaka Seki, Kazutoshi Hida, Katsuhisa Fujita, Kenji Kagei, Takeshi Nishioka, Tatsuya Kunieda, Yoshinobu Iwasaki, Kazuo Miyasaka	28
8	Magnetic resonance imaging system for three-dimensional conformal radiotherapy and its impact on gross tumor volume delineation of central nervous system tumors 2001 ·International Journal of Radiation OncologyBiologyPhysics ·Hidefumi Aoyama, Hiroki Shirato, Takeshi Nishioka, Seiko Hashimoto, (unknown), Kenji Kagei, Rikiya Onimaru, (unknown), Kazuo Miyasaka	60
9	Medication for hearing loss after fractionated stereotactic radiotherapy (SRT) for vestibular schwannoma 2001 ·International Journal of Radiation OncologyBiologyPhysics ·Touru Sakamoto, Hiroki Shirato, (unknown), Hidefumi Aoyama, Kenji Kagei, Takeshi Nishioka, Satoshi Fukuda	18
10	Skull-base invasion of nasopharyngeal carcinoma: magnetic resonance imaging findings and therapeutic implications 2000 ·International Journal of Radiation OncologyBiologyPhysics ·Takeshi Nishioka, Hiroki Shirato, Kenji Kagei, Satoru Abe, Seiko Hashimoto, Keiichi Ohmori, Akira Yamazaki, Satoshi Fukuda, Kazuo Miyasaka	30
11	The role of radiotherapy in treating squamous cell carcinoma of the external auditory canal, especially in early stages of disease 2000 ·Radiotherapy and Oncology ·(unknown), Hiroki Shirato, Tokuhiko Omatsu, Kenji Kagei, Takeshi Nishioka, Seiko Hashimoto, Hidefumi Aoyama, Satoshi Fukuda, Yukio Inuyama, Kazuo Miyasaka	42
12	Ipsilateral irradiation for carcinomas of tonsillar region and soft palate based on computed tomographic simulation 2000 ·Radiotherapy and Oncology ·Kenji Kagei, Hiroki Shirato, (unknown), Takuro Arimoto, Seiko Hashimoto, Masanori Kaneko, Keiichi Ohmori, (unknown), Yukio Inuyama, K Miyasaka	37
13	Four-dimensional treatment planning and fluoroscopic real-time tumor tracking radiotherapy for moving tumor 2000 ·International Journal of Radiation OncologyBiologyPhysics ·Hiroki Shirato, Shinichi Shimizu, Kei Kitamura, Takeshi Nishioka, Kenji Kagei, Seiko Hashimoto, Hidefumi Aoyama, Tatsuya Kunieda, Nobuo Shinohara, Hirotoshi Dosaka‐Akita, Kazuo Miyasaka	359
14	Intraoperative radiation therapy to the upper mediastinum and nerve-sparing three-field lymphadenectomy followed by external beam radiotherapy for patients with thoracic esophageal carcinoma 1999 ·Cancer ·Masao Hosokawa, Hiroki Shirato, (unknown), Kenji Kagei, Seiko Hashimoto, (unknown), Akio Takamura, Takuro Arimoto	19
15	Three-dimensional movement of a liver tumor detected by high-speed magnetic resonance imaging 1999 ·Radiotherapy and Oncology ·Shinichi Shimizu, Hiroki Shirato, (unknown), Kenji Kagei, Takeshi Nishioka, Seiko Hashimoto, Kazuhiko Tsuchiya, Hidefumi Aoyama, Kazuo Miyasaka	85
16	A Phase II Study of Concomitant Chemoradiotherapy for Laryngeal Carcinoma Using Carboplatin 1999 ·Oncology ·Takeshi Nishioka, Hiroki Shirato, Satoshi Fukuda, Takuro Arimoto, Tadashi Kamada, Yasushi Furuta, (unknown), Yoichiro Hosokawa, (unknown), Kenji Kagei, Yukio Inuyama, Kazuo Miyasaka	8
17	Comparison between observation policy and fractionated stereotactic radiotherapy (SRT) as an initial management for vestibular schwannoma 1999 ·International Journal of Radiation OncologyBiologyPhysics ·Hiroki Shirato, Touru Sakamoto, Yutaka Sawamura, Kenji Kagei, Toyohiko Isu, Tsutomu Katô, Satoshi Fukuda, Keishiro Suzuki, (unknown), Yukio Inuyama, Kazuo Miyasaka	75
18	High-dose-rate intracavitary irradiation using linear source arrangement for stage II and III squamous cell carcinoma of the uterine cervix 1998 ·Radiotherapy and Oncology ·Kenji Kagei, Hiroki Shirato, Takeshi Nishioka, (unknown), Keishiro Suzuki, Masayoshi Tomita, Akio Takamura, Takuro Arimoto, (unknown), Jun‐etsu Mizoe, Noriaki Sakuragi, Seiichiro Fujimoto, Kazuo Miyasaka	25
19	Quadrantectomy and Radiotherapy for Early Stage Breast Cancer - Results of 51 Patients Whose Treatment Planning was Done with a CT-Based-Planning System (RTCT) - 1995 ·Takeshi Nishioka, Hiroki Shirato, Tadashi Kamada, (unknown), (unknown), Keishiro Suzuki, Kenji Kagei, Takuro Arimoto, Hiromasa Takahashi, (unknown), Akio Takamura	0
20	Role of 99m Tc-labeled RBC SPECT in the diagnosis of hepatic hemangioma 1993 ·Kenji Kagei, Kazuo Itoh, Eriko Tsukamoto, Kunihiro Nakada, Kenji Fujimori, Kazuhiko Nagao, Kakuko Kanegae, (unknown)	1

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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