D Information and Systems D140100 | | Fundamentals of Information Systems |
| D140101 | | Turing Machines |
| D140102 | | Lambda Calculus |
| D140103 | | Term Rewriting Systems |
| D140104 | | Parallel and Distributed Computing |
| D140105 | | Quantum Computing |
| D140106 | | Molecular Computing |
| D140107 | | Mathematical Logic |
| D140108 | | Multi-value Logic |
| D140109 | | Fuzzy Logic |
| D140110 | | Automata |
| D140111 | | Formal Languages |
| D140112 | | Tree Automata and Graph Grammars |
| D140113 | | Cellular Automata |
| D140114 | | Data Structure |
| D140115 | | Optimizing Algorithms |
| D140116 | | Graph Algorithms |
| D140117 | | Algebraic and Number Theoretic Algorithms |
| D140118 | | Computational Geometry |
| D140119 | | Computational Learning Theory |
| D140120 | | Structural Complexity |
| D140121 | | Circuit Complexity |
| D140122 | | Communication Complexity |
D140200 | | Computer System |
| D140201 | | Logic Devices |
| D140202 | | Memory Devices |
| D140203 | | Logic Circuits |
| D140204 | | Logic Design |
| D140205 | | Layouts |
| D140206 | | Electric Circuits |
| D140207 | | Implementations |
| D140208 | | Microprocessor Architecture |
| D140209 | | Application-Specific Processor Architecture |
| D140210 | | Wafer Scale Integration |
| D140211 | | Multiprocessor-on-a-Chip |
| D140212 | | System-on-a-Chip |
| D140213 | | New Concept VLSIs |
| D140214 | | Reconfigurable LSIs |
| D140215 | | FPGAs |
| D140216 | | Memory Devices |
| D140217 | | Input/Output Devices |
| D140218 | | Terminal Devices |
| D140219 | | Computer Architecture |
| D140220 | | Parallel and Distributed Architecture |
| D140221 | | Cluster Computing |
| D140222 | | Reconfigurable Computing |
| D140223 | | Grid and Global Computing |
| D140224 | | Information Appliance |
D140300 | | Software System |
| D140301 | | Programming Languages |
| D140302 | | Information Semantic Theory |
| D140303 | | Language Processing Systems, Compiler, and Optimization |
| D140304 | | Program Composition and Transformation |
| D140305 | | Program Analysis and Understanding |
| D140306 | | Verification |
| D140307 | | Formal Specification Description |
| D140308 | | Instruction and Procedural Models |
| D140309 | | Functional Models |
| D140310 | | Logic Models |
| D140311 | | Object Oriented Models |
| D140312 | | Operating Systems |
| D140313 | | Middleware |
| D140314 | | Embedded Software and Real-time Systems |
D140400 | | Software Engineering |
| D140401 | | Requirement Acquisition and Analysis |
| D140402 | | Design Methodology |
| D140403 | | Software Testing and Debug |
| D140404 | | Software Maintenance |
| D140405 | | Software Process |
| D140406 | | Human Factors of Software Development |
| D140407 | | Development Environment and Support Tools |
| D140408 | | Software Quality Management, Quantities Evaluation, Metrics |
| D140409 | | Project Management |
| D140410 | | Product and Document Management and Reuse |
D140500 | | Data Engineering, Web Information Systems |
| D140501 | | Data Models and Design Theory |
| D140502 | | File Structure and Storage Technology |
| D140503 | | Query Languages and Query Processing |
| D140504 | | Transaction Processing |
| D140505 | | Parallel and Distributed Databases |
| D140506 | | Multimedia Databases |
| D140507 | | Object-Oriented Databases |
| D140508 | | Deductive Databases |
| D140509 | | Spatial Databases |
| D140510 | | Mobile Databases |
| D140511 | | Data Warehouse and OLAP |
| D140512 | | Document Databases and Web Databases |
| D140513 | | Information Retrieval |
| D140514 | | Information Retrieval Systems Engine |
| D140515 | | Information Filtering |
| D140516 | | Digital Library |
| D140517 | | Meta data and Semantic Web |
| D140518 | | Information Delivery, Data Broadcast |
| D140519 | | Structural Documents, XML |
| D140520 | | Web Information Systems, Web Services |
| D140521 | | Contents Management Techniques |
| D140522 | | Copyrights, Access Privileges Management, and Security |
| D140523 | | Network Community |
D140600 | | Information Network |
| D140601 | | Network Architecture |
| D140602 | | Service Network |
| D140603 | | Protocols |
| D140604 | | Data Communication Devices |
| D140605 | | Ubiquitous and Mobile Computing |
| D140606 | | Ad-hoc Networks |
| D140607 | | Internet |
| D140608 | | Broadband Networks |
| D140609 | | QoS and Quality Management |
| D140610 | | Overlay Networks |
| D140611 | | VoIP, VPN, and CDN |
| D140612 | | Cryptographic Techniques |
| D140613 | | Electronic Signatures |
| D140614 | | Authentication |
| D140615 | | Authorization |
| D140616 | | Digital Watermarking |
| D140617 | | Electronic Commerce |
| D140618 | | Network Security |
| D140619 | | Access Control |
| D140620 | | Security Management |
| D140621 | | Countermeasure for DoS Attacks |
| D140622 | | Distributed and Cooperative Problem Solving |
| D140623 | | Distributed and Cooperative Protocols |
| D140624 | | Intelligent Agents |
| D140625 | | Software Agents |
| D140626 | | Interface Agents |
| D140627 | | Multi-Agent Systems |
| D140628 | | Mobile Agent |
D140700 | | Dependable Computing |
| D140701 | | Fault Tolerance |
| D140702 | | Redundant Design |
| D140703 | | Design Verification |
| D140704 | | Test, Diagnosis, and Verification for VLSIs |
| D140705 | | Test and Verification for Software |
| D140706 | | Dependability of Networks |
| D140707 | | Parallel, Distributed, and Cooperative Systems |
| D140708 | | Real-Time Systems |
| D140709 | | Metrics, Models, and Evaluation for Dependability |
| D140710 | | Reliability and Security of Computer Systems |
| D140711 | | Maintenance and Diagnosis of Computer Systems |
D140800 | | Artificial Intelligence, Data Mining |
| D140801 | | Knowledge Representation, Reasoning, and Ontology |
| D140802 | | Knowledge Base |
| D140803 | | Sharing and Reuse of Knowledge |
| D140804 | | Expert Systems |
| D140805 | | Knowledge Acquisition |
| D140806 | | Deductive, Hypothetical, and Inductive Reasoning |
| D140807 | | Intelligent Interfaces |
| D140808 | | Genetic Algorithms and Artificial Life |
| D140809 | | Complex Systems |
| D140810 | | Intelligent Robots |
| D140811 | | Text Mining |
| D140812 | | Web Mining |
| D140813 | | Data Mining for Phonetics and Images |
| D140814 | | Data Mining for Biotechnology and Medical Technology |
| D140815 | | Clustering |
| D140816 | | Knowledge Discovery |
| D140817 | | Machine Learning |
D140900 | | Human-computer Interaction |
| D140901 | | Human Communication Science and Support |
| D140902 | | Human Information Processing and Multimedia |
| D140903 | | CSCW and Groupware |
| D140904 | | Interaction Support |
| D140905 | | Creation, Consideration, and Conception Support |
| D140906 | | Human and Multimodal Interface |
| D140907 | | Biological Information Processing Application Systems |
| D140908 | | Cognitive Information Processing Application Systems |
| D140909 | | Emotional and Ambiguous Information Processing Application Systems |
| D140910 | | Virtual Reality and Augmented Reality |
| D140911 | | Wearable Computing |
D141000 | | Office Information Systems, e-Business Modeling |
| D141001 | | Office Architecture Models |
| D141002 | | SOHO and Telework Systems |
| D141003 | | Business Intelligence |
| D141004 | | Business Process Engineering |
| D141005 | | Business Support |
| D141006 | | Management Information Systems |
| D141007 | | Management Decision Making Supportive Systems |
| D141008 | | Inter-Enterprise Application Integration |
| D141009 | | Social Information Systems |
| D141010 | | Human Behavioral Science |
| D141011 | | Office Environment and Design |
| D141012 | | Enterprise Model |
| D141013 | | NPO Models and E-Government |
| D141014 | | Community Models |
| D141015 | | Value Planning Models |
| D141016 | | Enterprise Strategy and Competitive Force Models |
| D141017 | | Financial Engineering |
| D141018 | | Construction of Enterprise Models and Business Process |
| D141019 | | Model Evaluation Techniques |
| D141020 | | Knowledge Sharing and Management Techniques |
| D141021 | | System Construction Techniques |
| D141022 | | Education, Human Resource Development, and Authentication |
D141100 | | Educational Technology |
| D141101 | | Education and Learning Supportive Systems |
| D141102 | | CAI, CMI, Intelligent CAI, ITS, ILE |
| D141103 | | CSCW/L, Distributed Cooperative Learning |
| D141104 | | Educational Support for Handicapped Children and People |
| D141105 | | Educational Measure and Evaluation, Educational Information Processing Techniques |
| D141106 | | Educational Application for Biological Information |
| D141107 | | Learning Technology and Cognitive Science |
| D141108 | | Instructional Design and Enterprise Education |
| D141109 | | Information Education, Engineering Education, Higher Education and FD |
| D141110 | | e-Learning |
| D141111 | | Knowledge Management |
| D141112 | | Contents Developing Techniques and Developing Methodology for Educational Materials |
D141200 | | Rehabilitation Engineering and Assistive Technology |
| D141201 | | Interfaces for Children and Persons with Disabilities |
| D141202 | | Universal Design |
| D141203 | | Wellness |
| D141204 | | Barrier Free |
| D141205 | | Rehabilitation |
| D141206 | | Assistive Technology Devices for Persons with Visual Impairments |
| D141207 | | Assistive Technology Devices for Persons with Speech and Hearing Disabilities |
| D141208 | | Assistive Technology Devices for Persons with Physical Disabilities |
| D141209 | | Application Systems of Visual Physiology and Psychology |
| D141210 | | Application Systems of Auditory Physiology and Psychology |
| D141211 | | Application Systems of Tactile Physiology and Psychology |
| D141212 | | Application Systems of Motor Physiology and Psychology |
D240100 | | Pattern Recognition |
| D240101 | | Feature Extraction, Feature Selection |
| D240102 | | Pattern Discrimination and Classification |
| D240103 | | Learning on Pattern Recognition |
| D240104 | | Pattern Generation |
D240200 | | Speech and Hearing |
| D240201 | | Speech Production |
| D240202 | | Speech/Sound Equipment and Noise Perception |
| D240203 | | Prosody |
| D240204 | | Speech Signal Processing |
| D240205 | | Speech Analysis |
| D240206 | | Audio Coding, Audio Signal Coding |
| D240207 | | Speech Enhancement, Restoration and Separation |
| D240208 | | Speech Synthesis |
| D240209 | | Aids for Speech/Hearing/Language Impairments |
| D240210 | | Competitive Evaluation Task and Public Dataset |
| D240211 | | Computer-Assisted Language/Foreign Language Learning |
| D240212 | | Automatic Speech Recognition and Understanding |
| D240213 | | Spoken Dialogue, Speech-to-Speech Translation |
| D240214 | | Speech Retrieval and Speech Summarization |
| D240215 | | Speaker Recognition and Language Identification |
| D240216 | | Multimodal Interface |
| D240217 | | Auditory Physiology and Psychology |
D240300 | | Image Processing and Video Processing |
| D240301 | | Image Processing Hardware and Video Processing Hardware |
| D240302 | | Image Restoration |
| D240303 | | Image Emphasis |
| D240304 | | Image Coding and Video Coding |
| D240305 | | Image Streaming |
| D240306 | | Image Retrieval and Video Retrieval |
| D240307 | | Image and Video Management, Image and Video Protection |
| D240308 | | Image and Video Handling |
D240400 | | Image Recognition, Computer Vision |
| D240401 | | Object Detection and Tracking |
| D240402 | | Image Discrimination and Classification |
| D240403 | | Human Image Processing |
| D240404 | | Character Recognition (Optical Character Recognition, On-Line Character Recognition and In-scene Character Recognition) |
| D240405 | | 3D Image Processing |
| D240406 | | Photometric Analysis, Illumination and Reflectance Analysis |
D240500 | | Computer Graphics |
| D240501 | | Modeling |
| D240502 | | Rendering |
| D240503 | | Visualization |
| D240504 | | Computer Graphics Hardware |
| D240505 | | Computer Graphics Interface |
| D240506 | | Animation |
| D240507 | | Texturing |
| D240508 | | Image Synthesis, Special Effects |
D240600 | | Multimedia Pattern Processing |
| D240601 | | Multimodal, Media Integration |
| D240602 | | Artificial Reality, Virtual Reality |
| D240603 | | Augmented Reality, Augmented Virtuality, Mixed Reality |
| D240604 | | Human Interface |
D240700 | | Natural Language Processing |
| D240701 | | Morphological Analysis |
| D240702 | | Syntactic analysis, Parsing |
| D240703 | | Semantic analysis |
| D240704 | | Natural Language Generation |
| D240705 | | Natural Language Understanding |
| D240706 | | Context Processing |
| D240707 | | Langueage Processing Applications |
| D240708 | | Linguistic knowledge acquisition |
| D240709 | | Linguistic analysis |
| D240710 | | Paraphrasing |
| D240711 | | Document Processing |
| D240712 | | Machine Translation |
| D240713 | | Information Retrieval |
| D240714 | | Text summarization |
| D240715 | | Dialogue System |
| D240716 | | Natural Language Interface |
D240800 | | Biocybernetics, Neurocomputing |
| D240801 | | Modeling of the Sensory and Perceptual Systems |
| D240802 | | Modeling of the Motor and Control Systems |
| D240803 | | Modeling of Learning and Memory Systems |
| D240804 | | Modeling of Higher-Order Brain Functions |
| D240805 | | Model Analysis in Visual and Auditory Psychology |
| D240806 | | Memory, Learning, Self-Organization |
| D240807 | | Higher Level Information Processing |
| D240808 | | Cognitive Science |
| D240809 | | Computational Neuroscience |
| D240810 | | Genetic Algorithm |
| D240811 | | Artificial Life |
| D240812 | | Modeling of Neural Networks |
| D240813 | | Architecture of Neural Networks |
| D240814 | | Computation of Neural Networks |
| D240815 | | Hardware Implementation of Neural Networks |
| D240816 | | Dynamics of Neural Networks |
| D240817 | | Future Extraction and Recognition using Neural Networks |
| D240818 | | Recognition/Prediction/Control using Neural Networks and Applications of Neural Networks |
| D240819 | | Hybrid System |
D240900 | | Biological Engineering |
| D240901 | | Biological Measurement and Sensor |
| D240902 | | Biological Signal Processing |
| D240903 | | Biological Modeling |
| D240904 | | Biomedical Imaging, Medical Image Processing |
| D240905 | | Diagnostic and Therapeutic Systems |
| D240906 | | Medical Information Systems |
| D240907 | | Rehabilitation Engineering, Welfare Engineering |
| D240908 | | Brain, Neural Systems, Sensory Systems |
| D240909 | | Respiratory Systems, Circulatory System |
| D240910 | | Motor Systems, Biomechanics |
D241000 | | Music Information Processing |
| D241001 | | Music system(s) on Composition/Arrangement/Performance/Accompaniment |
| D241002 | | Electronic Musical Instruments |
| D241003 | | Interaction in Music |
| D241004 | | Musical Signal Processing |
| D241005 | | Artificial Intelligence and Music |
| D241006 | | Cognition of Music and Music Kansei Information Processing |
| D241007 | | Musical Database and Circulation of Musical Information |
| D241008 | | Applications to Musicology |
D241100 | | Kansei Information Processing, Affective Information Processing |
| D241101 | | Kansei Principle, Affective Principle |
| D241102 | | Instrumentation and Evaluation of Kansei Material, Instrumentation and Evaluation of Comfortable Material |
| D241103 | | Instrumentation and Evaluation of Kansei, Instrumentation and Evaluation of Affective Senses |
| D241104 | | Kansei Sociology, Affective Sociology |
| D241105 | | Kansei Design, Affective Design |
| D241106 | | Kansei Database, Affective Database |