VisuaLinda: A Framework for Visualizing Parallel Linda Programs. - Hideki Koike; Tetsuji Takada; Toshiyuki Masui (VL, 1997)

NIGELOG: Protecting Logging Information by Hiding Multiple Backups in Directories. - Tetsuji Takada; Hideki Koike (DEXA Workshop, 1999)

Tudumi: Information Visualization System for Monitoring and Auditing Computer Logs. - Tetsuji Takada; Hideki Koike (IV, 2002)

MieLog: A Highly Interactive Visual Log Browser Using Information Visualization and Statistical Analysis. - Tetsuji Takada; Hideki Koike (LISA, 2002)

Awase-E: Image-Based Authentication for Mobile Phones Using User's Favorite Images. - Tetsuji Takada; Hideki Koike (Mobile HCI, 2003)

Extended PIN Authentication Scheme Allowing Multi-Touch Key Input. - Tetsuji Takada; Yuki Kokubun (MoMM, 2013)

MTAPIN: multi-touch key input enhances security of PIN authentication while keeping usability. - Tetsuji Takada; Yuki Kokubun (Int. J. Pervasive Comput. Commun., 2014)

Chameleon dial: repeated camera-recording attack resilient PIN input scheme. - Tetsuji Takada; Masaya Ishizuka (UbiComp/ISWC Adjunct, 2015)

Client-oriented web alteration detection system using link change state of a web page based on past and current page content. - Shouta Mochizuki; Tetsuji Takada (iiWAS, 2015)

Anomalous network communication detection system by visual pattern on a client computer. - Hayate Goto; Tetsuji Takada (SAC, 2015)

A Visual Approach to Detecting Drive-by Download Attacks. - Tetsuji Takada; Katsuhiro Amako (VINCI, 2015)

Authentication Shutter: Alternative Countermeasure against Password Reuse Attack by Availability Control. - Tetsuji Takada (ARES, 2017)

Exploring alternative security warning dialog for attracting user attention: evaluation of "Kawaii" effect and its additional stimulus combination. - Ryo Minakawa; Tetsuji Takada (iiWAS, 2017)

Emoji-nized log browser: visualization of server-logs by emoji for system administrators. - Tetsuji Takada; Takaaki Abe (AVI, 2018)

AssociPass: A User Authentication System with Word-Pairs for Security against Guess Attack. - Rei Yamagishi; Tetsuji Takada (CHI Extended Abstracts, 2018)

Giving Motivation for Using Secure Credentials through User Authentication by Game. - Tetsuji Takada; Yumeji Hattori (AVI, 2020)

Pict-Place Authentication: Recognition-based Graphical Password using Image Layout for Better Balance of Security and Operation Time. - Tetsuji Takada; Mitsuhiro Yoshida (CHItaly, 2021)

Design Exploration for Better Security of Recognition-Based Image Authentication in Mobile Environment. - Tetsuji Takada; Daniel Schwarz (MoMM, 2022)