A BiCMOS technology with 660-MHz vertical p-n-p transistor for analog/digital ASICs. - Katsumoto Soejima; Akira Shida; Hiroshi Koga; Junnichi Ukai; Hiroshi Sata; Masaki Hirata (IEEE J. Solid State Circuits, 1990)

Computerized method for automated measurement of thickness of cerebral cortex for 3-D MR images. - Hidetaka Arimura; Takashi Yoshiura; Seiji Kumazawa; Hiroshi Koga; Shuji Sakai; Futoshi Mihara; Hiroshi Honda; Masafumi Ohki; Fukai Toyofuku; Yoshiharu Higashida (Image Processing, 2006)

Figure and texture presentation capabilities of a tactile mouse equipped with a display pad of stimulus pins. - Masahiro Ohka; Hiroshi Koga; Yukihiro Mouri; Tokuhiro Sugiura; Tetsu Miyaoka; Yasunaga Mitsuya (Robotica, 2007)

Computer-aided diagnostic method for classification of Alzheimer's disease with atrophic image features on MR images. - Hidetaka Arimura; Takashi Yoshiura; Seiji Kumazawa; Kazuhiro Tanaka; Hiroshi Koga; Futoshi Mihara; Hiroshi Honda; Shuji Sakai; Fukai Toyofuku; Yoshiharu Higashida (Computer-Aided Diagnosis, 2008)

A study of the promotion of information sharing through presentation of suppositional context and using a concept of corporate household: case study of Tabio corporation in Japan. - Hiroshi Koga (ICIQ, 2013)

Case Study of Practice of the Tea Ceremony (Sado) through Distance Education - On the Ethics of ICT. - Sachiko Yanagihara; Hiroshi Koga (HCC, 2014)

The Trap of Quantification of Advertising Effectiveness: A Preliminary Study of the Ethical Challenges of Native Advertising. - Hiroshi Koga (MISNC, 2015)

Generation process of gaze by the surveillance camera: case of Kamagasaki of Japan. - Hiroshi Koga (SIGCAS Comput. Soc., 2015)

The significance of ICT in the generation of code of conduct: from the perspective of polarization of ICT and organizational citizenship behavior. - Sachiko Yanagihara; Hiroshi Koga (SIGCAS Comput. Soc., 2015)

Overcoming the privacy of paradox in the purchase history data utilization. - Hiroshi Koga (MISNC, 2016)

On the Significance and Typology of social media application in the early stage of disaster. - Hiroshi Koga (MISNC, 2017)

Image Classification of Melanoma, Nevus and Seborrheic Keratosis by Deep Neural Network Ensemble. - Kazuhisa Matsunaga; Akira Hamada; Akane Minagawa; Hiroshi Koga (CoRR, 2017)

On the Taxonomy of Social Media Marketing Approach. - Hiroshi Koga; Sachiko Yanagihara (MISNC, 2018)

Social Materiality of Smartphone Game Apps - Case Analysis of Pokémon GO. - Hiroshi Koga (HCC, 2020)

Editorial Preface: Why Cross-National Studies Between Japan and Sweden? - Thomas Taro Lennerfors; Kiyoshi Murata; Hiroshi Koga (Rev. Socionetwork Strateg., 2021)

We Mostly Think Alike: Individual Differences in Attitude Towards AI in Sweden and Japan. - Anders Persson; Mikael Laaksoharju; Hiroshi Koga (Rev. Socionetwork Strateg., 2021)

On the Logic of Inducing Organizational Citizenship Behavior by ICT. - Hiroshi Koga (MISNC, 2022)

Challenges in Utilizing Learning History Data from the Perspective of a Community of Practice: Through Comparison with Online Practice of Noh and Tea Ceremony. - Hiroshi Koga (MISNC, 2022)

The Impact of Information Systems for Managing Working Hours on the Autonomy of Telecommuters in Japan. - Sachiko Yanagihara; Hiroshi Koga (MISNC, 2022)

Tactical Alignment of Aerial Transmission Laser Beam for Free Space Optics Communication. - Kota Watanabe; Takuto Koyama; Hiroshi Koga; Kiyotaka Izumi; Takeshi Tsujimura (NBiS, 2022)

Optical beam control for aerial transmission based on laser profile simulation. - Takuto Koyama; Hiroshi Koga; Kota Watanabe; Kiyotaka Izumi; Takeshi Tsujimura (SICE, 2022)

Robotic Alignment Technique of Search Control for Laser Beam Communication. - Kota Watanabe; Takuto Koyama; Hiroshi Koga; Kiyotaka Izumi; Takeshi Tsujimura (SICE, 2022)

Pilot test of the mutual assistance system using a wearable device for the elderly in WEB3.0 technology. - Kenji Nakamura; Keiichi Yamazaki; Yusuke Arano; Akiko Yamazaki; Hiroshi Koga; Naoya Ohta; Takuya Mitsuhashi; Hideru Obinata; Yoshiaki Ohyama (IIAI-AAI, 2023)

Expectations and Concerns about the Collection and Use of Personal Information : Considerations from the Results of the Web Survey. - Hiroshi Koga (MISNC, 2023)

On the Lost Property of Telework During the COVID-19 Pandemic in Japan: From the Perspective of Sociomateriality and Organizational Citizenship Behaviour. - Hiroshi Koga (Rev. Socionetwork Strateg., 2023)

On the Work Autonomy Supported by Information and Communication Technology A Case Study of Work from Home in Japan before the COVID-19 Epidemic. - Sachiko Yanagihara; Hiroshi Koga (Rev. Socionetwork Strateg., 2023)

Current Status and Issues of Online Practice in COVID-19 Epidemic. - Hiroshi Koga (MISNC, 2024)

Current Status and Challenges of Fully Working at Home Workers under COVID-19 Epidemic Results from Semi-Structured Interviews. - Hiroshi Koga; Sachiko Yanagihara (MISNC, 2024)