Passive and contactless epidermal pressure sensor printed with silver nano-particle ink. - Takahiro Hashizume; Takuya Sasatani; Koya Narumi; Yoshiaki Narusue; Yoshihiro Kawahara; Tohru Asami (UbiComp, 2016)

Auth 'n' Scan: Opportunistic Photoplethysmography in Mobile Fingerprint Authentication. - Takahiro Hashizume; Takuya Arizono; Koji Yatani (Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2017)

Al-light: An Alcohol-Sensing Smart Ice Cube. - Hidenori Matsui; Takahiro Hashizume; Koji Yatani (Proc. ACM Interact. Mob. Wearable Ubiquitous Technol., 2018)