Hiroshi Okitsu

1.1k total citations · 1 hit paper
65 papers, 786 citations indexed

About

Hiroshi Okitsu is a scholar working on Pulmonary and Respiratory Medicine, Surgery and Oncology. According to data from OpenAlex, Hiroshi Okitsu has authored 65 papers receiving a total of 786 indexed citations (citations by other indexed papers that have themselves been cited), including 32 papers in Pulmonary and Respiratory Medicine, 31 papers in Surgery and 12 papers in Oncology. Recurrent topics in Hiroshi Okitsu's work include Gastric Cancer Management and Outcomes (12 papers), Metastasis and carcinoma case studies (12 papers) and Gastrointestinal Tumor Research and Treatment (11 papers). Hiroshi Okitsu is often cited by papers focused on Gastric Cancer Management and Outcomes (12 papers), Metastasis and carcinoma case studies (12 papers) and Gastrointestinal Tumor Research and Treatment (11 papers). Hiroshi Okitsu collaborates with scholars based in Japan, Austria and United States. Hiroshi Okitsu's co-authors include Takaki Yoshikawa, Masahide Kaji, Minoru Kawaguchi, Harubumi Kato, Chimori Konaka, Yoshihiro Hayata, Masahiro Takeuchi, Jin Matsuyama, Masashi Fujii and Wataru Ichikawa and has published in prestigious journals such as Journal of Clinical Oncology, Molecular Cancer and IEEE Transactions on Industry Applications.

In The Last Decade

Hiroshi Okitsu

50 papers receiving 743 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.

Addition of Docetaxel to Oral Fluoropyrimidine Improves Efficacy in Patients With Stage III Gastric Cancer: Interim Analysis of JACCRO GC-07, a Randomized Controlled Trial

2019 263 citations Masahide Kaji, Hiroshi Okitsu et al. Journal of Clinical Oncology profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Hiroshi Okitsu Japan	11	594	333	255	129	70	65	786
In Gyu Kwon South Korea	17	674 1.1×	380 1.1×	290 1.1×	264 2.0×	49 0.7×	45	967
Can Xu China	14	240 0.4×	540 1.6×	479 1.9×	233 1.8×	71 1.0×	26	914
Qing Zhong China	14	472 0.8×	290 0.9×	166 0.7×	187 1.4×	80 1.1×	64	683
Takashi Kosaka Japan	25	1.3k 2.1×	817 2.5×	638 2.5×	228 1.8×	67 1.0×	107	1.8k
Kenro Kawada Japan	16	597 1.0×	660 2.0×	74 0.3×	220 1.7×	21 0.3×	100	864
Hidefumi Shiroshita Japan	11	255 0.4×	227 0.7×	118 0.5×	120 0.9×	27 0.4×	60	446
F. Foschia Italy	13	299 0.5×	747 2.2×	610 2.4×	58 0.4×	30 0.4×	22	919
A Capria Italy	13	183 0.3×	377 1.1×	195 0.8×	92 0.7×	41 0.6×	24	1.0k
Shinsuke Usui Japan	11	532 0.9×	483 1.5×	228 0.9×	102 0.8×	43 0.6×	30	722
Yoshiaki Osaka Japan	12	219 0.4×	294 0.9×	58 0.2×	115 0.9×	15 0.2×	52	540

Countries citing papers authored by Hiroshi Okitsu

Since Specialization

Citations

This map shows the geographic impact of Hiroshi Okitsu'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 Hiroshi Okitsu with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Hiroshi Okitsu more than expected).

Fields of papers citing papers by Hiroshi Okitsu

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Hiroshi Okitsu. 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 Hiroshi Okitsu. The network helps show where Hiroshi Okitsu may publish in the future.

Co-authorship network of co-authors of Hiroshi Okitsu

This figure shows the co-authorship network connecting the top 25 collaborators of Hiroshi Okitsu. A scholar is included among the top collaborators of Hiroshi Okitsu 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 Hiroshi Okitsu. Hiroshi Okitsu 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

Okitsu, Hiroshi, et al.. (2024). Impact of gibberellic acid and prohydrojasmon treatments on fruit characteristics, carotenoid biosynthetic gene expression, and electrical properties in satsuma mandarin fruit. Plant Growth Regulation. 105(1). 41–53. 1 indexed citations

Higashijima, Jun, Takuya Tokunaga, Toshiaki Yoshimoto, et al.. (2021). A multicenter phase II trial of preoperative chemoradiotherapy with S-1 plus oxaliplatin and bevacizumab for locally advanced rectal cancer. International Journal of Clinical Oncology. 26(5). 875–882. 5 indexed citations

Goto, Masakazu, et al.. (2019). Thoracoscopic Oesophagectomy Using Prone Positioning for Oesophageal Cancer With Right Aortic Arch: A Case Report. Anticancer Research. 39(6). 3207–3211.

Katai, Hitoshi, Junki Mizusawa, Hiroshi Katayama, et al.. (2018). Single-arm confirmatory trial of laparoscopy assisted total or proximal gastrectomy with nodal dissection for clinical stage I gastric cancer: Japan Clinical Oncology Group study JCOG1401.. Journal of Clinical Oncology. 36(15_suppl). 4028–4028. 15 indexed citations

Yuasa, Yasuhiro, et al.. (2014). A Case of Gastrointestinal Stromal Tumor in the Lesser Omentum Resected by Laparoscopically-assisted Surgery. Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association). 75(5). 1244–1249.

Yuasa, Yasuhiro, et al.. (2014). A Case of Cholecystocolic Fistula Treated Safely by Laparoscopy. Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association). 75(2). 521–524.

Yuasa, Yasuhiro, et al.. (2012). A case of true gastric carcinosarcoma treated using laparoscopy-assisted distal gastrectomy. Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association). 73(5). 1110–1114. 6 indexed citations

Okitsu, Hiroshi, et al.. (2009). A CASE OF EXTRA-GASTRIC PEDUNCULATED GASTROINTESTINAL STROMAL TUMOR OF THE STOMACH. Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association). 70(7). 1975–1980.

Yuasa, Yasuhiro, Hiroshi Okitsu, Hiromitsu Takizawa, et al.. (2008). A Case of AFP Producing Gastric Cancer which responded to Pre-Operative Chemotherapy. The Japanese Journal of Gastroenterological Surgery. 41(1). 64–69. 2 indexed citations

10.

Yuasa, Yasuhiro, et al.. (2007). A CASE OF NON-OCCLUSIVE MESENTERIC ISCHEMIA ASSOCIATED WITH BROAD PORTAL VENOUS GAS. Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association). 68(1). 196–200. 1 indexed citations

11.

Takizawa, Hiromitsu, et al.. (2007). Giant pulmonary cyst associated with congenital pericardial defect. General Thoracic and Cardiovascular Surgery. 55(2). 65–68. 8 indexed citations

12.

Yuasa, Yasuhiro, Hiroshi Okitsu, Hiromitsu Takizawa, et al.. (2006). A Case of Metastatic Carcinoma of Anal Fistula Caused by Implantation of Rectal Cancer. The Japanese Journal of Gastroenterological Surgery. 39(8). 1435–1439. 3 indexed citations

13.

Ishikawa, Masashi, Yasuhiro Yuasa, Hisashi Ishikura, et al.. (2006). A CASE OF ENDOCRINE CELL CARCINOMA OF THE GALLBLADDER TREATED WITH HEPATIC TRISEGMENTECTOMY. Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association). 67(12). 2918–2922. 1 indexed citations

14.

Okitsu, Hiroshi, Hisashi Ishikura, Toshihiro Ichimori, et al.. (2005). Adenocarcinoma in a Gallbladder Cyst Derived from Rokitansky-Aschoff Sinus. The Japanese Journal of Gastroenterological Surgery. 38(8). 1335–1339. 3 indexed citations

15.

Okitsu, Hiroshi, et al.. (2003). Two Resected Cases of Adrenal Metastases of Lung Cancer. Haigan. 43(4). 341–344. 1 indexed citations

16.

Nakajima, Shin, et al.. (1989). Three cases of small intestine metastasis from primary lung cancer.. Haigan. 29(6). 701–705.

17.

Suzuki, Takayuki, et al.. (1982). Study on frequency characteristics of a small-scale wind power system with a d.c. generator. Wind Engineering. 6(2). 74–84. 1 indexed citations

18.

Suzuki, Takayuki, et al.. (1982). A Method of Measuring Torque Coefficient of a Wind Turbine. Transactions of the Society of Instrument and Control Engineers. 18(2). 167–172. 1 indexed citations

19.

Okitsu, Hiroshi, et al.. (1971). A Theoretical Study of the Bridge Type Power Amplifier Using Switching Elements. Transactions of the Society of Instrument and Control Engineers. 7(2). 150–157.

20.

Okitsu, Hiroshi, et al.. (1969). The Characteristic of a Separately Excited DC Motor Fed by the Power Supply Using Rectifier Element. IEEJ Transactions on Fundamentals and Materials. 89(974). 2133–2140. 1 indexed citations

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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