| 2017 | HRI | Evaluation of a Manipulator Control Interface That Employs Touch Gestures and Voice Shortcuts. | Tetsushi Oka, Kosuke Ichikawa |
| 2016 | HAI | Human-Robot Cooperative Conveyance Using Speech and Head Gaze. | Tetsushi Oka, Sho Uchino |
| 2016 | HRI | New Design of a Manipulator Control Interface That Employs Voice and Multi-Touch Command. | Tetsushi Oka, Keisuke Matsushima |
| 2015 | HRI | Multimodal Manipulator Control Interface using Speech and Multi-touch Gesture Recognition. | Tetsushi Oka, Keisuke Matsushima |
| 2009 | CISIS | An Adaptive User Interface for Universal Multimedia Access. | Yusaku Maeda, Eriko Tsujimura, Kaoru Sugita, Tetsushi Oka, Masao Yokota |
| 2008 | RO-MAN | Directing humanoids in a multi-modal command language. | Tetsushi Oka, Toyokazu Abe, Masato Shimoji, Takuya Nakamura, Kaoru Sugita, Masao Yokota |
| 2007 | SMC | A theoretical consideration on robotic imitation initiated by verbal suggestion. | Masao Yokota, Kaoru Sugita, Tetsushi Oka |
| 2003 | EACL | Meaningful Conversation with a Mobile Robot. | Johan Bos, Ewan Klein, Tetsushi Oka |
| 2003 | SIGdial | DIPPER: Description and Formalisation of an Information-State Update Dialogue System Architecture. | Johan Bos, Ewan Klein, Oliver Lemon, Tetsushi Oka |
| 2002 | COLING | An Inference-based Approach to Dialogue System Design. | Johan Bos, Tetsushi Oka |
| 2002 | IROS | Talking to Godot: dialogue with a mobile robot. | Christian Theobalt, Johan Bos, Tim Chapman, Arturo Espinosa-Romero, Mark Fraser, Gillian Hayes, Ewan Klein, Tetsushi Oka, Richard E. Reeve |
| 1997 | IROS | Describing a modular motion system based on a real time process network model. | Tetsushi Oka, Masayuki Inaba, Hirochika Inoue |
| 1996 | IROS | Designing asynchronous parallel process networks for desirable autonomous robot behaviors. | Tetsushi Oka, Koji Takeda, Masayuki Inaba, Hirochika Inoue |