Hirokazu Kaji

5.8k total citations · 2 hit papers
120 papers, 4.4k citations indexed

About

Hirokazu Kaji is a scholar working on Biomedical Engineering, Cellular and Molecular Neuroscience and Molecular Biology. According to data from OpenAlex, Hirokazu Kaji has authored 120 papers receiving a total of 4.4k indexed citations (citations by other indexed papers that have themselves been cited), including 77 papers in Biomedical Engineering, 33 papers in Cellular and Molecular Neuroscience and 27 papers in Molecular Biology. Recurrent topics in Hirokazu Kaji's work include 3D Printing in Biomedical Research (53 papers), Neuroscience and Neural Engineering (30 papers) and Microfluidic and Bio-sensing Technologies (18 papers). Hirokazu Kaji is often cited by papers focused on 3D Printing in Biomedical Research (53 papers), Neuroscience and Neural Engineering (30 papers) and Microfluidic and Bio-sensing Technologies (18 papers). Hirokazu Kaji collaborates with scholars based in Japan, United States and South Korea. Hirokazu Kaji's co-authors include Matsuhiko Nishizawa, Ali Khademhosseini, Serge Ostrovidov, Samad Ahadian, Tomokazu Matsue, Murugan Ramalingam, Toshiaki Abe, Nobuhiro Nagai, Vahid Hosseini and Gulden Camci‐Unal and has published in prestigious journals such as Journal of the American Chemical Society, Advanced Materials and Nature Communications.

In The Last Decade

Hirokazu Kaji

116 papers receiving 4.4k 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.

Modeling embryo-endometrial interface recapitulating human embryo implantation

2024 51 citations Shun Shibata, Luís Augusto Eijy Nagai et al. Science Advances profile →
Trophoblast stem cell-based organoid models of the human placental barrier

2024 40 citations Takeshi Hori, Hiroaki Okae et al. Nature Communications profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Hirokazu Kaji Japan	39	3.1k	810	799	663	613	120	4.4k
Nakwon Choi South Korea	41	3.3k 1.1×	1.3k 1.6×	856 1.1×	966 1.5×	582 0.9×	143	6.0k
Sarah H. Cartmell United Kingdom	38	3.8k 1.2×	798 1.0×	1.8k 2.2×	632 1.0×	1.2k 2.0×	122	5.8k
Guorui Jin China	34	2.8k 0.9×	513 0.6×	2.3k 2.9×	439 0.7×	924 1.5×	68	5.1k
Serge Ostrovidov Japan	30	2.9k 0.9×	618 0.8×	1.1k 1.4×	316 0.5×	773 1.3×	68	3.8k
Guoyou Huang China	33	2.7k 0.9×	548 0.7×	1.2k 1.6×	277 0.4×	588 1.0×	88	4.8k
Kisuk Yang South Korea	30	2.3k 0.7×	634 0.8×	1.2k 1.5×	626 0.9×	832 1.4×	59	3.9k
Junmin Lee United States	39	2.1k 0.7×	668 0.8×	747 0.9×	199 0.3×	422 0.7×	103	3.8k
Anuradha Subramanian United States	34	1.6k 0.5×	792 1.0×	1.4k 1.8×	429 0.6×	699 1.1×	122	3.8k
Zhilian Yue Australia	33	2.7k 0.9×	513 0.6×	1.0k 1.3×	329 0.5×	433 0.7×	115	4.3k
Suk Ho Bhang South Korea	40	3.3k 1.1×	1.5k 1.8×	1.9k 2.4×	360 0.5×	1.4k 2.3×	193	6.7k

Countries citing papers authored by Hirokazu Kaji

Since Specialization

Citations

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

Fields of papers citing papers by Hirokazu Kaji

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Hirokazu Kaji

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

Gonçalves, Inês M., Diana Pinho, Joel Borges, et al.. (2025). Long-term hydrophilic PDMS surfaces using Brij L4: A simple and robust approach for biomedical applications. Applied Surface Science Advances. 30. 100904–100904.

Shibata, Shun, Luís Augusto Eijy Nagai, Eri Kobayashi, et al.. (2024). Modeling embryo-endometrial interface recapitulating human embryo implantation. Science Advances. 10(8). eadi4819–eadi4819. 51 indexed citations breakdown →

Duan, Xiao, Rouhollah Mehdinavaz Aghdam, Mohammed S. Alqahtani, et al.. (2024). 3D Printing for Traumatic Orthopedics: A Review of Current Trends and Opportunities. Journal of Biomedical Nanotechnology. 20(9). 1385–1403. 1 indexed citations

Hori, Takeshi, Yuya Ito, Serge Ostrovidov, et al.. (2023). Three-dimensional-printed Refillable Drug Delivery Device for Long-term Sustained Drug Delivery to Retina. Sensors and Materials. 35(4). 1301–1301. 2 indexed citations

Nashimoto, Yuji, Takeshi Hori, Serge Ostrovidov, Sayaka Katagiri, & Hirokazu Kaji. (2023). Engineering Oral Microenvironments Using Microphysiological Systems. Sensors and Materials. 35(4). 1293–1293. 2 indexed citations

Carvalho, Violeta, Inês M. Gonçalves, Paulo Sousa, et al.. (2023). Numerical evaluation and experimental validation of fluid flow behavior within an organ-on-a-chip model. Computer Methods and Programs in Biomedicine. 243. 107883–107883. 14 indexed citations

Ostrovidov, Serge, Murugan Ramalingam, Hojae Bae, et al.. (2023). Bioprinting and biomaterials for dental alveolar tissue regeneration. Frontiers in Bioengineering and Biotechnology. 11. 991821–991821. 30 indexed citations

Gonçalves, Inês M., Raquel O. Rodrigues, Ana Moita, et al.. (2022). Recent trends of biomaterials and biosensors for organ-on-chip platforms. Bioprinting. 26. e00202–e00202. 34 indexed citations

Kobayashi, Norio, Hiroaki Okae, Hitoshi Hiura, et al.. (2022). The microRNA cluster C19MC confers differentiation potential into trophoblast lineages upon human pluripotent stem cells. Nature Communications. 13(1). 40 indexed citations

10.

Ostrovidov, Serge, Murugan Ramalingam, Hojae Bae, et al.. (2022). Latest developments in engineered skeletal muscle tissues for drug discovery and development. Expert Opinion on Drug Discovery. 18(1). 47–63. 6 indexed citations

11.

Gonçalves, Inês M., Violeta Carvalho, Raquel O. Rodrigues, et al.. (2022). Organ-on-a-Chip Platforms for Drug Screening and Delivery in Tumor Cells: A Systematic Review. Cancers. 14(4). 935–935. 46 indexed citations

12.

Carvalho, Violeta, Inês M. Gonçalves, Raquel O. Rodrigues, et al.. (2021). 3D Printing Techniques and Their Applications to Organ-on-a-Chip Platforms: A Systematic Review. Sensors. 21(9). 3304–3304. 87 indexed citations

13.

Nagai, Nobuhiro, et al.. (2017). Physicochemical and biological characterization of sustained isopropyl unoprostone-release device made of poly(ethyleneglycol) dimethacrylates. Journal of Materials Science Materials in Medicine. 28(7). 107–107. 4 indexed citations

14.

Nagai, Nobuhiro, et al.. (2017). 細胞移植療法のための生分解性高分子ナノシートにより支持された細胞集団の電気化学的操作【Powered by NICT】. Biomaterials Science. 5(2). 222. 1 indexed citations

15.

Nagai, Nobuhiro, Kotaro T. Yamamoto, Hirokazu Kaji, et al.. (2015). Application of clotrimazole via a novel controlled release device provides potent retinal protection. Journal of Materials Science Materials in Medicine. 26(9). 230–230. 5 indexed citations

16.

Ostrovidov, Serge, Vahid Hosseini, Samad Ahadian, et al.. (2013). Skeletal Muscle Tissue Engineering: Methods to Form Skeletal Myotubes and Their Applications. Tissue Engineering Part B Reviews. 20(5). 403–436. 217 indexed citations

17.

Nagai, Nobuhiro, Takeaki Kawashima, Hirokazu Kaji, et al.. (2011). Evaluation of Ocular Tissue Distribution of Drugs Delivered Transsclerally From A Non-biodegradable Polymeric Capsule Device. Investigative Ophthalmology & Visual Science. 52(14). 3236–3236. 1 indexed citations

18.

Kaji, Hirokazu, Gulden Camci‐Unal, Róbert Langer, & Ali Khademhosseini. (2010). Engineering systems for the generation of patterned co-cultures for controlling cell–cell interactions. Biochimica et Biophysica Acta (BBA) - General Subjects. 1810(3). 239–250. 135 indexed citations

19.

Kawashima, Takeaki, et al.. (2010). Transfer of two-dimensional patterns of human umbilical vein endothelial cells into fibrin gels to facilitate vessel formation. Chemical Communications. 46(12). 2070–2070. 2 indexed citations

20.

Nagamine, Kuniaki, Hirokazu Kaji, Makoto Kanzaki, & Matsuhiko Nishizawa. (2010). GEL SHEET BASED SKELETAL MUSCLE CELL CULTURE SYSTEM INTEGRATED WITH THE MICROELECTRODE ARRAY DEVICE. 1. 175–177. 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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