A study of locomotion mechanism based on gravitational environment. - Kei Takahashi; Shingo Shimoda; Kojiro Iizuka; Takashi Kubota (IROS, 2004)

Analysis on Weight Arrangement Scheme to Reduce the Weight of Multi-Legged Robot. - Takashi Kubota; Hiroo Takahashi; Kojiro Iizuka (ICRA, 2005)

Study on Wheel of Exploration Robot on Sandy Terrain. - Kojiro Iizuka; Yoshinori Sato; Yoji Kuroda; Takashi Kubota (IROS, 2006)

Study on wheeled forms of lunar robots for traversing soft terrain. - Kojiro Iizuka; Yasuharu Kunii; Takashi Kubota (IROS, 2008)

Measurement of Stress Distribution of Flexible Wheels for Lunar Rover. - Kojiro Iizuka; Takashi Kubota (ISR/ROBOTIK, 2010)

Embodied swarming based on back propagation through time shows water-crossing, hourglass and logic-gate behaviors. - Yukio-Pegio Gunji; Hisashi Murakami; Takayuki Niizato; Andrew Adamatzky; Yuta Nishiyama; Koichiro Enomoto; Masashi Toda; Toru Moriyama; Tetsuya Matsui; Kojiro Iizuka (ECAL, 2011)

Development of Crawler Robot with Pile Units to Traverse Loose Soil with Steep Slope. - Kojiro Iizuka; Hirofumi Komatsu; Takashi Kubota (RiTA, 2012)

Experimental Study of Grouser's Effect for Planetary Rovers Based on Terramechanics. - Yuto Nakane; Kojiro Iizuka; Takashi Kubota (RiTA, 2012)

Running Performance of Flexible Wheel for Lunar Rovers on Loose Soil. - Kojiro Iizuka; Takashi Kubota (Int. J. Soc. Robotics, 2012)

The Effect of Mobile Robot on Group Behavior of Animal. - Daisuke Fujiwara; Kojiro Iizuka; Yoshiyuki Matsumura; Tohru Moriyama; Ryo Watanabe; Koichiro Enomoto; Masashi Toda; Yukio-Pegio Gunji (J. Robotics Mechatronics, 2012)

Development of a Small, Lightweight Rover with Elastic Wheels for Lunar Exploration. - Kojiro Iizuka; Tatsuya Sasaki; Hidenori Hama; Atsuro Nishitani; Takashi Kubota; Ichiro Nakatani (J. Robotics Mechatronics, 2012)

Collision-free guidance control for multiple small helicopters. - Yoshihiko Aida; Satoshi Suzuki; Yohei Fujisawa; Kojiro Iizuka; Takashi Kawamura; Yuichi Ikeda (ICRA, 2014)

A study on the curling robot will match with human result of one end game with one human. - Takashi Kawamura; Ryosuke Kamimura; Satoshi Suzuki; Kojiro Iizuka (CIG, 2015)

Visual image of neighbors to elicit wandering behavior in the soldier crab. - Toru Moriyama; Jun-ichi Mashiko; Toshinori Matsui; Koichiro Enomoto; Tetsuya Matsui; Kojiro Iizuka; Masashi Toda; Yukio-Pegio Gunji (Artif. Life Robotics, 2016)

Study on bearing performance for inching worm locomotion using characteristics of wheel subsidence on loose soil. - Daisuke Fujiwara; Kojiro Iizuka (AIM, 2018)

Estimation of Supporting Force for Lunar/Planetary Exploration Rovers with Function of a Push-Pull Locomotion. - Daisuke Fujiwara; Naoki Tsujikawa; Kojiro Iizuka (AIM, 2019)

Greedy optimized multileaving for personalization. - Kojiro Iizuka; Takeshi Yoneda; Yoshifumi Seki (RecSys, 2019)

Study on Connection between Vibration and Resistance Force from Loose Soil for Leg Typed Rovers. - Tomohiro Watanabe; Kojiro Iizuka (SICE, 2020)

Measuring the Normal Stress Distribution Acting on a Locked-Wheel of Push-Pull Locomotion Rovers via a Wheel Sensor System. - Daisuke Fujiwara; Tetsuya Oshima; Kojiro Iizuka (Sensors, 2020)

The Effect of News Article Quality on Ad Consumption. - Kojiro Iizuka; Yoshifumi Seki; Makoto P. Kato (CIKM, 2021)

Decomposition and Interleaving for Variance Reduction of Post-click Metrics. - Kojiro Iizuka; Yoshifumi Seki; Makoto P. Kato (ICTIR, 2021)

Dynamic Hyperbolic Embeddings with Graph-Centralized Regularization for Recommender Systems. - Kojiro Iizuka; Makoto P. Kato; Yoshifumi Seki (J. Inf. Process., 2021)

CS-lol: a Dataset of Viewer Comment with Scene in E-sports Live-streaming. - Junjie H. Xu; Yu Nakano; Lingrong Kong; Kojiro Iizuka (CHIIR, 2023)

Theoretical Analysis on the Efficiency of Interleaved Comparisons. - Kojiro Iizuka; Hajime Morita; Makoto P. Kato (ECIR (1), 2023)

Study on the Traveling Performance in the Diagonal Direction for the Wheel-Walking Rover. - Daisuke Fujiwara; Kojiro Iizuka (ICRSA, 2023)

How are Negative Articles Consumed? A Quantitative Analysis of User Behavior in a Real News Service. - Kazuya Ohata; Hitoshi Iyatomi; Hajime Morita; Kojiro Iizuka (SMC, 2023)

Motor Adaptation Effect of Active Joint Movement During Cycling Generated by Ankle Assist Ergometer: A Proof-of-Concept Study in Healthy Participants. - Keisuke Hirata; Kotaro Yamagishi; Hiroki Hanawa; Taku Miyazawa; Naohiko Kanemura; Kojiro Iizuka (IEEE Access, 2023)

Slip Estimation Using Variation Data of Strain of the Chassis of Lunar Rovers Traveling on Loose Soil. - Kojiro Iizuka; Kohei Inaba (Remote. Sens., 2023)

Verification of Decreasing Bearing Capacity While Imparting Vibration to Ground in Discrete Element Method Simulation. - Tomohiro Watanabe; Kojiro Iizuka; Dai Watanabe (CLAWAR (2), 2024)

Experimental Investigation of Relationship between Inner Ground Resistance Force and Vibration Kinds for Underground Moving Robots. - Tomohiro Watanabe; Kojiro Iizuka (ICMRE, 2024)

Development of a Flail-Type Mowing System. - Yuki Iwano; Akihiro Tanaka; Kojiro Iizuka (J. Robotics Mechatronics, 2025)