Junichi Kamiya

7.0k total citations · 1 hit paper
163 papers, 5.4k citations indexed

About

Junichi Kamiya is a scholar working on Surgery, Pulmonary and Respiratory Medicine and Oncology. According to data from OpenAlex, Junichi Kamiya has authored 163 papers receiving a total of 5.4k indexed citations (citations by other indexed papers that have themselves been cited), including 134 papers in Surgery, 80 papers in Pulmonary and Respiratory Medicine and 44 papers in Oncology. Recurrent topics in Junichi Kamiya's work include Cholangiocarcinoma and Gallbladder Cancer Studies (91 papers), Gallbladder and Bile Duct Disorders (52 papers) and Pediatric Hepatobiliary Diseases and Treatments (45 papers). Junichi Kamiya is often cited by papers focused on Cholangiocarcinoma and Gallbladder Cancer Studies (91 papers), Gallbladder and Bile Duct Disorders (52 papers) and Pediatric Hepatobiliary Diseases and Treatments (45 papers). Junichi Kamiya collaborates with scholars based in Japan, Taiwan and Uganda. Junichi Kamiya's co-authors include Yuji Nimura, Naokazu Hayakawa, Satoshi Kondo, Masato Nagino, Katsuhiko Uesaka, Masato Nagino, Y Nimura, Tomoki Ebata, Michio Kanai and Toshiyuki Arai and has published in prestigious journals such as Gastroenterology, Hepatology and Annals of Surgery.

In The Last Decade

Junichi Kamiya

156 papers receiving 5.2k citations

Hit Papers

align trajectories sort by overperformance

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.

Hepatic segmentectomy with caudate lobe resection for bile duct carcinoma of the hepatic hilus

1990 379 citations Yuji Nimura, Naokazu Hayakawa et al. profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
Junichi Kamiya	4.8k	3.2k	2.3k	1.4k	547	163	5.4k
Naokazu Hayakawa	4.0k 0.8×	2.8k 0.9×	2.0k 0.9×	1.1k 0.8×	484 0.9×	129	4.6k
Tomoki Ebata	6.1k 1.3×	4.8k 1.5×	3.8k 1.6×	1.1k 0.8×	475 0.9×	290	7.3k
Tsuyoshi Igami	3.8k 0.8×	3.0k 0.9×	2.2k 1.0×	682 0.5×	261 0.5×	190	4.3k
Gen Sugawara	3.0k 0.6×	2.1k 0.7×	1.7k 0.7×	588 0.4×	255 0.5×	127	3.6k
Tom Diamond	2.0k 0.4×	1.1k 0.4×	634 0.3×	891 0.7×	440 0.8×	50	2.6k
Masami Tabata	1.4k 0.3×	790 0.2×	882 0.4×	406 0.3×	381 0.7×	78	1.8k
Satoshi Nara	1.9k 0.4×	1.1k 0.4×	1.6k 0.7×	393 0.3×	595 1.1×	198	3.4k
Shigehiko Shionoya	1.7k 0.4×	1.1k 0.3×	553 0.2×	219 0.2×	166 0.3×	119	2.2k
Ricardo L. Rossi	1.9k 0.4×	1.2k 0.4×	983 0.4×	81 0.1×	314 0.6×	64	2.4k
Terry L. Gramlich	1.4k 0.3×	798 0.3×	465 0.2×	349 0.3×	758 1.4×	61	2.7k

Countries citing papers authored by Junichi Kamiya

Since Specialization

Citations

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

Fields of papers citing papers by Junichi Kamiya

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Junichi Kamiya

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

Kato, Yuichiro, et al.. (2010). A CASE OF INTESTINAL DUPLICATION WITH PERFORATION. Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association). 71(3). 718–721. 3 indexed citations

Kamiya, Junichi, et al.. (2008). A Case of Intussusception Associated with Pneumatosis Cystoides Intestinalis. The Japanese Journal of Gastroenterological Surgery. 41(2). 241–246. 7 indexed citations

Shibata, Koji, et al.. (2007). A Case of Splenic Lymphangioma with Rapid Growth. The Japanese Journal of Gastroenterological Surgery. 40(12). 1933–1937.

Ercolani, Giorgio, Takeshi Sano, Junichi Kamiya, et al.. (1999). Advanced adenosquamous carcinoma of the gallbladder with bilio-biliary fistula: an uncommon case treated by hepatopancreatoduodenectomy.. PubMed. 46(27). 1650–4. 8 indexed citations

Kamiya, Junichi, Masato Nagino, Katsuhiko Uesaka, et al.. (1999). Pylorus-preserving Pancreatoduodenectomy and Pylorus-resecting Pancreatoduodenectomy for Carcinoma of the Head of the Pancreas.. The Japanese Journal of Gastroenterological Surgery. 32(4). 1118–1121. 1 indexed citations

Nagino, Masato, Yuji Nimura, Naokazu Hayakawa, Junichi Kamiya, & Satoshi Kondo. (1993). Aggressive Surgical Approaches to Advanced Carcinoma of the Biliary Tract.. The Japanese Journal of Gastroenterological Surgery. 26(4). 1137–1141.

Uesaka, Katsuhiko, Yuji Nimura, Naokazu Hayakawa, et al.. (1993). Indication of Pylorus-Preserving Pancreatoduodenectomy for Lower Bile Duct Carcinoma. A Clinicopathological Study.. The Japanese Journal of Gastroenterological Surgery. 26(5). 1233–1238.

Yuasa, Norihiro, et al.. (1990). A resected case of metastatic carcinoma of the pancreas head after resection for the rectal carcinoma.. The Japanese Journal of Gastroenterological Surgery. 23(5). 1191–1195. 8 indexed citations

Yuasa, Norihiro, et al.. (1990). A clinical study on multiple primary malignant tumors associated with colorectal cancer.. The Japanese Journal of Gastroenterological Surgery. 23(10). 2370–2375. 1 indexed citations

10.

Nimura, Yuji, et al.. (1989). Carcinoma of the papilla of Vater associated with pancreatolithiasis a case report.:a case report. 86(10). 2456–2459. 1 indexed citations

11.

Hori, Akihiro, Yuji Nimura, Naokazu Hayakawa, et al.. (1988). A case of bile duct carcinoma at the hepatic hilus with segmental obstructive supprative cholangitis.. The Japanese Journal of Gastroenterological Surgery. 21(12). 2781–2784. 2 indexed citations

12.

Kondo, Satoshi, Yuji Nimura, Naokazu Hayakawa, et al.. (1987). A case of mucinous carcinoma of the gallbladder with resectable peritoneal recurrence after central bisegmentectomy of the liver.. The Japanese Journal of Gastroenterological Surgery. 20(9). 2225–2228. 2 indexed citations

13.

Kamiya, Junichi, et al.. (1987). A case of double mucosal cancers of the stomach with a large and necrotic lymph node metastasis.. The Japanese Journal of Gastroenterological Surgery. 20(3). 808–811. 1 indexed citations

14.

Nimura, Yuji, et al.. (1987). A case of mucous producing cholangio carcinoma presented by jaundice by the mucous obstruction.. The Japanese Journal of Gastroenterological Surgery. 20(4). 879–882. 2 indexed citations

15.

Hasegawa, Hiroshi, et al.. (1987). A resected case of giant malignant fibrous histiocytoma of the pancreas.. The Japanese Journal of Gastroenterological Surgery. 20(1). 106–109. 2 indexed citations

16.

Nimura, Yuji, Naokazu Hayakawa, Hiroshi Hasegawa, et al.. (1986). A CASE OF EARLY GASTRIC CARCINOMA (TYPE IIc) OF THE REMNANT STOMACH, LOCATED AT THE GASTROJEJUNOSTOMY, WHICH WAS CONSIDERED OCCURING FROM GASTRITIS CYSTICA POLYPOSA. Acta gastro-enterologica belgica. 28(3). 582–587. 1 indexed citations

17.

Isogai, Masatoshi, Yuji Nimura, Naokazu Hayakawa, et al.. (1986). A case of mucus-producing cholangiocarcinoma with superficial spread.. The Japanese Journal of Gastroenterological Surgery. 19(3). 710–713. 6 indexed citations

18.

Kamiya, Junichi, et al.. (1985). A CASE OF HEPATOCELLULAR CARCINOMA WITH GROWTH IN THE BILE DUCT DIAGNOSED BY PERCUTANEOUS TRANSHEPATIC CHOLANGIOSCOPY (PTCS). Acta gastro-enterologica belgica. 27(8). 1636–1641. 1 indexed citations

19.

Kondo, Satoshi, Yuji Nimura, Naokazu Hayakawa, et al.. (1985). Preoperative marking of pancreatico-biliary confluence by carbon ink injection method under percutaneous transhepatic cholangioscopy.. The Japanese Journal of Gastroenterological Surgery. 18(9). 2069–2072.

20.

Kanai, Michio, Makoto Katayama, Yoshio Miura, et al.. (1984). A case report of early hilar carcinoma resected by extended left hepatic lobectomy with total caudal lobectomy.. The Japanese Journal of Gastroenterological Surgery. 17(11). 2059–2062. 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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