Adaptive and Robust Operation with Active Fuzzy Harvester under Nonstationary and Random Disturbance Conditions. - Yushin Hara; Keisuke Otsuka; Kanjuro Makihara (Sensors, 2021)

Dynamics and Energy Analysis of Nonequatorial Space Elevator Using Three-Dimensional Nonlinear Finite Element Method Extended to Noninertial Coordinate System. - Ryo Kuzuno; Shuonan Dong; Taiki Okada; Keisuke Otsuka; Kanjuro Makihara (IEEE Access, 2022)

Twisting posture detection using triaxial accelerometers to prevent low back pain in nurses and caregivers. - Keisuke Otsuka; Taku Itami; Jun Yoneyama; Kimiwa Itami; Keiko Seki; Mikiko Senda (SII, 2023)

Distinguishing Between Stooping and Squatting Using Difference in Angular Velocity of Upper Body Forward Tilt. - Yudai Ishidoh; Keisuke Otsuka; Taku Itami; Jun Yoneyama; Kimiwa Itami (SII, 2024)

Discrimination of Lifted Object Weight Using a Triaxial Accelerometer When Lifting an Object of Unknown Weight by the Stoop Lifting. - Keisuke Otsuka; Taku Itami; Jun Yoneyama (SII, 2024)

Statistically Oriented Optimal Control and Disturbance Prediction for Piezoelectric Semi-Active Vibration Suppression. - Mizuki Abe; Koyo Mishima; Yushin Hara; Keisuke Otsuka; Kanjuro Makihara (IEEE Trans. Control. Syst. Technol., 2025)