Overview of the NTCIR-5 WEB Navigational Retrieval Subtask 2 (Navi-2). - Keizo Oyama; Masao Takaku; Haruko Ishikawa; Akiko Aizawa; Hayato Yamana (NTCIR, 2005)

An Analysis on Topic Features and Difficulties Based on Web Navigational Retrieval Experiments. - Masao Takaku; Keizo Oyama; Akiko N. Aizawa (AIRS, 2006)

An Application of the NTCIR-WEB Raw-data Archive Dataset for User Experiments. - Masao Takaku; Yuka Egusa; Hitomi Saito; Hitoshi Terai (EVIA@NTCIR, 2007)

Differences between informational and transactional tasks in information seeking on the web. - Hitoshi Terai; Hitomi Saito; Yuka Egusa; Masao Takaku; Makiko Miwa; Noriko Kando (IIiX, 2008)

Visualization of User Eye Movements for Search Result Pages. - Yuka Egusa; Masao Takaku; Hitoshi Terai; Hitomi Saito; Noriko Kando; Makiko Miwa (EVIA@NTCIR, 2008)

How Task Types and User Experiences Affect Information-Seeking Behavior on the Web: Using Eye-tracking and Client-side Search Logs. - Hitomi Saito; Hitoshi Terai; Yuka Egusa; Masao Takaku; Makiko Miwa; Noriko Kando (UIIR@SIGIR, 2009)

Connecting Qualitative and Quantitative Analysis of Web Search Process: Analysis Using Search Units. - Hitomi Saito; Masao Takaku; Yuka Egusa; Hitoshi Terai; Makiko Miwa; Noriko Kando (AIRS, 2010)

CRES at LogCLEF 2010: Towards Understanding the User Behaviors through an Analysis of Search Sessions, Search Units and Click Ranks. - Masao Takaku; Yuka Egusa; Hitomi Saito; Noriko Kando; Hitoshi Terai; Makiko Miwa (CLEF (Notebook Papers/LABs/Workshops), 2010)

Link Depth: Measuring How Far Searchers Explore Web. - Yuka Egusa; Masao Takaku; Hitoshi Terai; Hitomi Saito; Makiko Miwa; Noriko Kando (HICSS, 2010)

Using a concept map to evaluate exploratory search. - Yuka Egusa; Hitomi Saito; Masao Takaku; Hitoshi Terai; Makiko Miwa; Noriko Kando (IIiX, 2010)

Changes in users' knowledge structures before and after Web search on a topic: Analysis using the concept map. - Hitomi Saito; Yuka Egusa; Hitoshi Terai; Noriko Kando; Ryo Nakashima; Masao Takaku; Makiko Miwa (ASIST, 2011)

A method to capture information encountering embedded in exploratory Web searches. - Makiko Miwa; Yuka Egusa; Hitomi Saito; Masao Takaku; Hitoshi Terai; Noriko Kando (Inf. Res., 2011)

Using Concept Map to Evaluate Learning by Searching. - Hitomi Saito; Yuka Egusa; Masao Takaku; Makiko Miwa; Noriko Kando (CogSci, 2012)

Simple Document-by-Document Search Tool "Fuwatto Search" Using Web API. - Masao Takaku; Yuka Egusa (ICADL, 2014)

How concept maps change if a user does search or not? - Yuka Egusa; Masao Takaku; Hitomi Saito (IIiX, 2014)

Researcher Name Resolver: identifier management system for Japanese researchers. - Kei Kurakawa; Hideaki Takeda 001; Masao Takaku; Akiko Aizawa; Ryo Shiozaki; Shun Morimoto; Hideki Uchijima (Int. J. Digit. Libr., 2014)

DOI Links on Wikipedia - Analyses of English, Japanese, and Chinese Wikipedias. - Jiro Kikkawa; Masao Takaku; Fuyuki Yoshikane (ICADL, 2016)

IRCE at the NTCIR-12 IMine-2 Task. - Ximei Song; Yuka Egusa; Hitomi Saito; Masao Takaku (NTCIR, 2016)

Evaluating Complex Interactive Searches Using Concept Maps. - Yuka Egusa; Masao Takaku; Hitomi Saito (SCST@CHIIR, 2017)

Aggregation and Utilization of Metadata for Intangible Folk Cultural Properties Using Linked Open Data. - Itsumi Sato; Masao Takaku (iConference (1), 2021)

Analysis of the Deletions of DOIs - What Factors Undermine Their Persistence and to What Extent? - Jiro Kikkawa; Masao Takaku; Fuyuki Yoshikane (TPDL, 2022)

Enhancing the Learning of Chinese Poem Creation Through an Auto-Generation and Evaluation System. - Yan Cong; Masao Takaku (ICADL (1), 2023)

Quantitative Analysis of Scholarly References on YouTube - Focusing on Their Research Fields and Contributors. - Jiro Kikkawa; Masao Takaku; Fuyuki Yoshikane (ICADL (1), 2023)

Time Lag Analysis of Adding Scholarly References to English Wikipedia - How Rapidly Are They Added to and How Fresh Are They? - Jiro Kikkawa; Masao Takaku; Fuyuki Yoshikane (iConference (2), 2023)

Enhancing Identification of Scholarly Reference on YouTube - Method Development and Analysis of External Link Characteristics. - Jiro Kikkawa; Masao Takaku; Fuyuki Yoshikane (TPDL (1), 2024)