HyperDrum: Interactive Synchronous Drumming in Virtual Reality using Everyday Objects. - Ryo Hajika; Kunal Gupta; Prasanth Sasikumar; Yun Suen Pai (SIGGRAPH Asia XR, 2019)

In AI We Trust: Investigating the Relationship between Biosignals, Trust and Cognitive Load in VR. - Kunal Gupta; Ryo Hajika; Yun Suen Pai; Andreas Duenser; Martin Lochner; Mark Billinghurst (VRST, 2019)

NeuralDrum: Perceiving Brain Synchronicity in XR Drumming. - Yun Suen Pai; Ryo Hajika; Kunal Gupta; Prasanth Sasikumar; Mark Billinghurst (SIGGRAPH Asia Technical Communications, 2020)

Measuring Human Trust in a Virtual Assistant using Physiological Sensing in Virtual Reality. - Kunal Gupta; Ryo Hajika; Yun Suen Pai; Andreas Duenser; Martin Lochner; Mark Billinghurst (VR, 2020)

Adapting Fitts' Law and N-Back to Assess Hand Proprioception. - Tamil Selvan Gunasekaran; Ryo Hajika; Chloe Dolma Si Ying Haigh; Yun Suen Pai; Danielle M. Lottridge; Mark Billinghurst (CHI Extended Abstracts, 2021)

VRTwitch: Enabling Micro-motions in VR with Radar Sensing. - Ryo Hajika; Tamil Selvan Gunasekaran; Alaeddin Nassani; Yun Suen Pai; Mark Billinghurst (SIGGRAPH ASIA Posters, 2021)

RaITIn: Radar-Based Identification for Tangible Interactions. - Tamil Selvan Gunasekaran; Ryo Hajika; Yun Suen Pai; Eiji Hayashi; Mark Billinghurst (CHI Extended Abstracts, 2022)

JengASL: A Gamified Approach to Sign Language Learning in VR. - Alex Shaw 001; Burkhard C. Wünsche; Kevin Mariono; Aiden Ranveer; Manhui Xiao; Ryo Hajika; Yitong Liu (J. WSCG, 2023)

A User Study on Sharing Physiological Cues in VR Assembly Tasks. - Prasanth Sasikumar; Ryo Hajika; Kunal Gupta; Tamil Selvan Gunasekaran; Yun Suen Pai; Huidong Bai; Suranga Nanayakkara; Mark Billinghurst (VR, 2024)

RadarHand: A Wrist-Worn Radar for On-Skin Touch-Based Proprioceptive Gestures. - Ryo Hajika; Tamil Selvan Gunasekaran; Chloe Dolma Si Ying Haigh; Yun Suen Pai; Eiji Hayashi; Jaime Lien; Danielle M. Lottridge; Mark Billinghurst (ACM Trans. Comput. Hum. Interact., 2024)