Bounded Swipe: Swipe Gesture Inside a Target. - Kyohei Hakka; Toshiya Isomoto; Buntarou Shizuki; Shin Takahashi (OZCHI, 2019)

Exploration of Passive Haptics Based Learning Support Method for Touch Typing. - Rei Takakura; Kyohei Hakka; Buntarou Shizuki (OZCHI, 2019)

One-Handed Interaction Technique for Single-Touch Gesture Input on Large Smartphones. - Kyohei Hakka; Toshiya Isomoto; Buntarou Shizuki (SUI, 2019)

Hover-Based Reachability Technique for Executing Single-Touch Gesture on Smartphone. - Ryo Ikeda; Kyohei Hakka; Buntarou Shizuki (AsianCHI@CHI, 2021)