Actual map based interface for browsing content on mobile devices. - Toki Takeda; Kazuhiko Yamamoto; Reiji Tsuruno; Taketoshi Ushiama (SIGGRAPH Posters, 2009)

Darwin's Lake: sketch-based creature creation system enables users to collaborate with contents designers. - Kazuhiko Yamamoto; Toki Takeda; Ryoichi Ando; Syota Kawano (SIGGRAPH Posters, 2010)

Time-dependent sleep stage transition model based on heart rate variability. - Toki Takeda; Osamu Mizuno; Tomohiro Tanaka (EMBC, 2015)

Private photo recommendation system for in-person conversation. - Toki Takeda; Taketoshi Ushiama (ICDIM, 2016)

An analysis method for wearable electrocardiogram measurement based on non-orthogonal complex wavelet expansion. - Suehiro Shimauchi; Kana Eguchi; Toki Takeda; Ryosuke Aoki (EMBC, 2017)

ThermalBitDisplay: Haptic Display Providing Thermal Feedback Perceived Differently Depending on Body Parts. - Arinobu Niijima; Toki Takeda; Takafumi Mukouchi; Takashi Satou (CHI Extended Abstracts, 2020)

Creating Illusion of Wind Blowing with Air Vortex-induced Apparent Tactile Motion. - Toki Takeda; Arinobu Niijima; Takafumi Mukouchi; Takashi Satou (CHI Extended Abstracts, 2020)

Reducing Muscle Activity when Playing Tremolo by Using Electrical Muscle Stimulation. - Arinobu Niijima; Toki Takeda; Ryosuke Aoki; Yukio Koike (AHs, 2021)

Reducing Muscle Activity when Playing Tremolo by Using Electrical Muscle Stimulation to Learn Efficient Motor Skills. - Arinobu Niijima; Toki Takeda; Kentaro Tanaka; Ryosuke Aoki; Yukio Koike (Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2021)

Muscle Synergies Learning with Electrical Muscle Stimulation for Playing the Piano. - Arinobu Niijima; Toki Takeda; Ryosuke Aoki; Shinji Miyahara (UIST, 2022)