Parallel Formation of Three-Dimensional Spheroid Using Microrotational Flow. - Hiroki Ota; Norihisa Miki (J. Robotics Mechatronics, 2010)

Micro-rotation flow chamber rapidly forming collagen gel-mediated hetero-spheroids. - Hiroki Ota; Taiga Kodama; Masayuki Yamato; Teruo Okano; Norihisa Miki (MHS, 2011)

Stamp-stiffness calibrated micro contact printing. - Nobuyuki Tanaka; Hiroki Ota; Kazuhiro Fukumori; Masayuki Yamato; Teruo Okano (ICRA, 2013)

New facile method for preparing themperature-resopnsive cell culture surfaces using a thioxantone-based photoinitiator immobilized polystyrene surface. - Kazuhiro Fukumori; Nobuyuki Tanaka; Hiroki Ota; Yoshikatsu Akiyama; Kazuyoshi Itoga; Masayuki Yamato; Teruo Okano (MHS, 2013)

Multiple micro-contact printing of extra cellular matrix with fine alignment. - Nobuyuki Tanaka; Hiroki Ota; Kazuhiro Fukumori; Masayuki Yamato; Teruo Okano (MHS, 2013)

Noncontact fine alignment for multiple microcontact printing. - Nobuyuki Tanaka; Hiroki Ota; Kazuhiro Fukumori; Masayuki Yamato; Teruo Okano; Jun Miyake (IROS, 2014)

A patch-type wireless forehead pulse oximeter for SpO2 measurement. - Afreen Azhari; Shusuke Yoshimoto; Toshikazu Nezu; Hirokazu Iida; Hiroki Ota; Yuki Noda; Teppei Araki; Takafumi Uemura; Tsuyoshi Sekitani; Katsuyuki Morii (BioCAS, 2017)

Patch-type Wireless Forehead Vital Sensing Device. - Hiroki Ota; Yutaka Isoda; Go Inamori (MHS, 2018)

Stretchable Helical Wire Made with Liquid Metal. - Hiroki Ota; Ken Matsubara (NEMS, 2019)

Hydrogel Actuator with a Built-In Stimulator Using Liquid Metal for Local Control. - Ken Matsubara; Daiki Tachibana; Ryosuke Matsuda; Hiroaki Onoe; Ohmi Fuchiwaki; Hiroki Ota (Adv. Intell. Syst., 2020)

Remote ship control system using Virtual Reality. - Hiroki Ota; Yurie Hirai; Tadatsugi Okazaki (SMC, 2022)

Ultrafast and Highly Deformable Electromagnetic Hydrogel Actuators Assembled from Liquid Metal Gel Fiber. - Daiki Tachibana; Koki Murakami; Takashi Kozaki; Ryosuke Matsuda; Yutaka Isoda; Fumika Nakamura; Yuji Isano; Kazuhide Ueno; Ohmi Fuchiwaki; Hiroki Ota (Adv. Intell. Syst., 2022)

Remote Assistance system for Navigational Watchkeeping using Virtual Reality. - Yurie Hirai; Hiroki Ota; Tadatsugi Okazaki (SICE, 2023)

Hap'n'Roll: A Scroll-inspired Device for Delivering Diverse Haptic Feedback with a Single Actuator. - Hiroki Ota; Daiki Hagimori; Monica Perusquía-Hernández; Naoya Isoyama; Yutaro Hirao; Hideaki Uchiyama; Kiyoshi Kiyokawa (VR, 2024)

FresnelDeformable: A Softness Presentation Technique Combining Fingertip Plane Tilt Manipulation and Pseudo-Stiffness. - Hiroki Ota; Yutaro Hirao; Monica Perusquía-Hernández; Hideaki Uchiyama; Kiyoshi Kiyokawa; Maud Marchal (CHI Extended Abstracts, 2025)

UMotion: Uncertainty-driven Human Motion Estimation from Inertial and Ultra-wideband Units. - Huakun Liu; Hiroki Ota; Xin Wei; Yutaro Hirao; Monica Perusquía-Hernández; Hideaki Uchiyama; Kiyoshi Kiyokawa (CVPR, 2025)

Enhancing Visuo-Haptic Coherency by Manipulating Fingertip Contact Tilt. - Hiroki Ota; Yutaro Hirao; Monica Perusquía-Hernández; Hideaki Uchiyama; Kiyoshi Kiyokawa; Maud Marchal (VR Workshops, 2025)

Design and Development of a Tape-Type Vibrotactile Feedback System. - Carlos Paniagua; Hiroki Ota; Yutaro Hirao; Monica Perusquía-Hernández; Hideaki Uchiyama; Kiyoshi Kiyokawa (VR Workshops, 2025)

A Flexible Vibrotactile Feedback System for Rapid Prototyping. - Carlos Paniagua; Hiroki Ota; Yutaro Hirao; Monica Perusquía-Hernández; Hideaki Uchiyama; Kiyoshi Kiyokawa (VR Workshops, 2025)