探索全球顶尖大学的研究室——研究领域与主要论文一览无余。
Professor Masako Numata's research lab focuses on sustainable energy access and energy justice in developing countries, with a particular emphasis on Myanmar. The lab investigates decentralized energy solutions such as mini-grids, evaluating their technical, economic, and social viability, especially in rural and conflict-affected regions. Key research directions include the cost competitiveness of solar-powered mini-grids versus diesel-based systems, public willingness to pay for renewable energy, and the integration of energy access with peacebuilding and sustainable development in fragile contexts.
Professor Chen Zhu's research lab specializes in technology innovation and policy analysis, with a focus on technology convergence, R&D policy effectiveness, and the technological development of digital platforms. The lab conducts interdisciplinary research combining patent analysis, machine learning, and policy evaluation to understand how government funding and institutional frameworks influence technological advancement. It also explores human-computer interaction and control systems in emerging technologies such as drone delivery and intelligent robotics. Additionally, the lab engages in computational linguistics, particularly in the semantic analysis of Chinese characters and pointer words in natural language.
Professor Qiao Li's research lab focuses on environmental and industrial sustainability, with a strong emphasis on the interplay between urban development, industrial land use, and air quality. The lab investigates the environmental impacts of industrial expansion—particularly its effects on PM2.5 pollution—using advanced spatial econometric and geospatial modeling techniques. It also explores biological responses to environmental stressors, such as hypoxia tolerance in marine bivalves, combining ecological toxicology with physiological and molecular assessments. The lab integrates big data, machine learning, and environmental modeling to address pressing challenges in urban and coastal environmental management.
Professor Ken Yamaguchi's research lab focuses on the molecular and epigenetic mechanisms underlying gynecological cancers, particularly endometriosis-associated ovarian carcinogenesis and lung cancer. The lab investigates the role of oxidative stress from chronic iron accumulation in endometriotic cysts as a driver of DNA damage and malignant transformation, while also exploring neuropeptide signaling (e.g., GRP) in tumor pathogenesis. Additionally, the lab contributes to orthopedic surgery research, particularly in optimizing fixation strategies for ankle fractures. The integration of molecular pathology, epigenetics, and translational surgery defines the lab’s interdisciplinary approach.
Professor Masashi Kanai's research lab focuses on translational oncology, particularly in gastrointestinal cancers such as pancreatic and gastric cancer. The lab investigates prognostic biomarkers like the neutrophil-to-lymphocyte ratio (NLR) and molecular mechanisms involving transcription factors such as KLF4 and Sp1 in cancer progression. It also explores the repurposing of natural compounds, such as curcumin, for cancer therapy, especially in combination with standard chemotherapeutics. The lab integrates preclinical findings with clinical applications to improve treatment outcomes in advanced cancers.
Professor Yaichiro Okuzu's research lab specializes in biomaterials and orthopedic implant technology, focusing on improving the osseointegration and infection resistance of titanium-based implants. The lab develops surface-modified titanium materials that release bioactive ions such as strontium (Sr) and silver (Ag) to enhance osteogenic responses and provide antibacterial properties. A key research direction involves optimizing implant design and placement in complex hip conditions, such as developmental dysplasia of the hip (DDH), by analyzing anatomical factors like acetabular coverage and femoral alignment. The lab integrates in vitro cellular studies with clinical insights to advance patient outcomes in total joint arthroplasty.
Professor Atsushi Takai's research lab focuses on unraveling the genetic and molecular mechanisms underlying hepatocellular carcinoma (HCC) pathogenesis, with a particular emphasis on tumor heterogeneity, cancer stemness, and early hepatocarcinogenesis. The lab employs advanced multi-omics approaches—including genomics, transcriptomics, and functional screening—to identify key driver genes and synthetic lethal interactions, especially in aggressive HCC subtypes defined by stem cell markers like EpCAM and AFP. A central theme is the role of signaling pathways such as Wnt/β-catenin and telomerase (TERT) in maintaining cancer stemness and enabling tumor progression under inflammatory conditions. The lab aims to translate these findings into novel therapeutic strategies targeting molecular vulnerabilities in high-risk HCC subtypes.
Professor T. Nishimura's research lab specializes in cancer genomics and evolutionary biology, focusing on the clonal evolution of breast cancer and the genetic drivers underlying disease progression. The lab employs advanced multi-omics approaches—including targeted sequencing, whole transcriptome profiling, and phylogenetic analysis—to dissect the timing and order of somatic alterations in both normal and malignant tissues. A key focus is understanding how specific driver mutations and genomic alterations, such as der(1;16) and 1q gain, contribute to tumorigenesis and response to neoadjuvant therapy in triple-negative breast cancer. The lab also explores non-cancer applications, such as cardiac tissue characterization using NMR imaging, reflecting a broader interest in tissue-level molecular imaging and pathology correlation.
Professor Yasuaki Takeji's research lab specializes in cardiovascular disease epidemiology and interventional cardiology, with a focus on real-world outcomes in patients with critical limb ischemia, acute myocardial infarction, and severe aortic stenosis. The lab investigates disparities in mortality and morbidity across patient subgroups, including sex differences and frailty status, and evaluates the effectiveness of revascularization and transcatheter aortic valve implantation (TAVI) in Japanese populations. A key emphasis is placed on understanding clinical outcomes in patients with high-risk conditions such as familial hypercholesterolemia and chronic kidney disease, particularly in the context of evolving interventional therapies and lipid-lowering strategies.
Professor Sotaro Ooto's research lab specializes in retinal imaging and neuroregeneration, focusing on the structural and functional assessment of the retina using advanced imaging technologies such as spectral-domain OCT (SD-OCT) and adaptive optics scanning laser ophthalmoscopy (AO-SLO). The lab investigates normal and pathological retinal layer thickness variations related to sex, age, and axial length, with clinical implications for glaucoma and retinal diseases. Additionally, the lab explores the intrinsic regenerative potential of Müller glial cells in the adult mammalian retina, aiming to understand and enhance endogenous neurogenesis for potential regenerative therapies.
Professor Masahiro Hara's research lab specializes in semiconductor device physics and advanced electronic materials, with a strong focus on Schottky barrier diodes, two-dimensional electron gases (2DEG), and spintronic phenomena. The lab investigates electron transport mechanisms in wide-bandgap semiconductors such as 4H-SiC, particularly under high doping and strong electric fields, using both experimental and theoretical approaches. Key research directions include tunneling conduction mechanisms (e.g., thermionic field emission and field emission), magnetization sensing using 2DEG microstructures, and the interplay between magnetic fields and electron dynamics in nanostructured heterostructures. The lab also develops numerical and analytical models to understand and predict device behavior at the nanoscale, especially in high-field and high-doping regimes.
Professor Saikat Das's research lab specializes in high-energy astrophysics and particle astrophysics, focusing on ultra-high-energy cosmic rays, gamma-ray bursts, and the astrophysical origins of high-energy neutrinos. The lab investigates particle acceleration and radiation mechanisms in extreme environments such as relativistic jets of blazars and the afterglows of long gamma-ray bursts, using multi-messenger data from observatories like Fermi, LHAASO, IceCube, and the Pierre Auger Observatory. A central theme is the interplay between cosmic rays, high-energy photons, and neutrinos, with particular attention to constraints on dark matter decay and the composition of ultrahigh-energy cosmic rays.
Professor Y. Maeno's research lab specializes in strongly correlated electron systems, with a primary focus on unconventional superconductivity in low-dimensional oxide materials. The lab investigates the electronic and magnetic properties of layered perovskites such as Sr₂RuO₄, particularly exploring spin-triplet, odd-parity pairing mechanisms analogous to those in superfluid ³He. Their work combines high-quality single crystal growth, precision transport and thermodynamic measurements, and theoretical modeling to probe the limits of Fermi liquid behavior and the emergence of exotic quantum phases. The lab also explores how nanostructuring and interfacial engineering—such as embedding metallic Ru microdomains—can enhance superconducting transition temperatures and coherence.
Professor Yuki Obayashi's research lab specializes in cardiovascular medicine, with a focus on the clinical implications of atrial fibrillation in acute myocardial infarction and heart failure. The lab investigates the impact of arrhythmias, valvular heart disease, and immune-related mechanisms such as IDO expression in recurrent miscarriage. Using large-scale clinical registries and translational approaches, the lab aims to refine risk stratification and optimize treatment strategies in acute coronary syndromes and heart failure, particularly in elderly populations. Their work spans from epidemiological analysis to translational insights into immune dysfunction and thrombotic risk.
Professor Shonosuke Harada's research lab specializes in causal inference and machine learning for complex, structured data, with a focus on treatment effect estimation in scenarios involving high-dimensional or graph-structured interventions. The lab develops advanced deep learning methods—particularly graph neural networks and variational autoencoders—to address challenges such as hidden confounding, counterfactual reasoning, and feature representation in complex systems like molecular compounds and social networks. A key research direction involves learning from graphs of graphs (GoG), enabling multi-level modeling of interconnected structures. The lab also investigates scalable and robust methods for outcome prediction under real-world data limitations, especially in healthcare and chemical informatics applications.
Professor Yasuko Takezawa's research lab focuses on critical race theory, racialization processes, and the sociopolitical dynamics of identity formation, particularly within transnational and historical contexts. The lab explores how race and ethnicity are constructed, contested, and negotiated in Japan and the broader Pacific region, with a special emphasis on the Japanese American experience, state discourse in education, and systemic discrimination. Research directions include the historical development of racial concepts in Meiji-era textbooks, the impact of state policies on minority communities, and the ethical implications of population descriptors in science and media.
Professor Kazuma Higashisaka's research lab focuses on nanosafety and the biological impacts of nanomaterials, with a particular emphasis on understanding the toxicological effects of nanoparticles on human health, especially during pregnancy and in relation to immune responses. The lab investigates the mechanisms underlying nanoparticle-induced inflammation, systemic toxicity, and disease progression, using in vivo and in vitro models, including mouse studies and human cell systems. A key focus is identifying early biomarkers of nanomaterial-induced health effects through proteomic approaches such as 2D-DIGE analysis. The lab also explores the health implications of environmental particulates, such as Asian dust, and their role in exacerbating inflammatory diseases.
Professor Kenichi Fukui's research lab specialized in theoretical and quantum chemical studies of chemical reactivity, particularly focusing on the frontier orbital theory and its application to understanding reaction mechanisms in π-electron systems. The lab pioneered the concept of frontier molecular orbitals to explain regioselectivity in electrophilic and nucleophilic reactions, especially in aromatic and conjugated systems. They also developed the intrinsic reaction coordinate (IRC) method to map reaction pathways and analyze potential energy gradients along reaction coordinates. Their work laid the foundation for modern theoretical organic chemistry and reaction mechanism prediction.
Professor Taroh Satoh's research lab specializes in translational oncology, focusing on the development and optimization of targeted and chemotherapy regimens for advanced gastrointestinal cancers, particularly gastric and colorectal cancers. The lab investigates pharmacogenomics to personalize treatment based on genetic polymorphisms—such as UGT1A1 variants—thereby improving safety and efficacy. Key research directions include evaluating novel agents like lapatinib, YM155, and irinotecan-based regimens in refractory or resistant tumors, with an emphasis on biomarker-driven patient selection and combination therapies. The lab also explores mechanisms of drug resistance and survival pathways, such as survivin inhibition, to enhance antitumor responses.
Professor Hiroki Kato's research lab specializes in molecular imaging and targeted radionuclide therapy, focusing on the development of novel nanotherapeutics for cancer treatment. The lab investigates the use of targeted nanoparticles, such as 211At-AuNP-S-mPEG, to achieve precise tumor irradiation with minimal systemic exposure. Additionally, the lab contributes to advanced medical imaging techniques, including MRI-based SPECT correction and 3D CT-guided thoracic surgery, to improve diagnostic accuracy and surgical outcomes in neurological and oncological conditions. The integration of molecular targeting, medical imaging, and minimally invasive surgical planning defines the lab’s interdisciplinary approach to precision medicine.
