Katsuki A, Sajima T, Murakami H, Hazrat AM, Ohnishi O, Akashi K. Development of a laser-guiding-type deep small-sized hole-measurement system: Measurement accuracy. Precision Engineering. 2020;63:18-32.
https://doi.org/10.1016/j.precisioneng.2019.12.012

Hiroshi Murakami, Akio Katsuki, Takao Sajima, Kosuke Uchiyama, Ichiro Yoshida, Yasuo Hamano, Hiroshi Honda, Development of measurement system for microstructures using an optical fiber probe: improvement of measurable region and depth, Measurement Science and Technology, 2020
https://doi.org/10.1088/1361-6501/ab7efc

Hiroshi Murakami, Akio Katsuki, Takao Sajima, Kosuke Uchiyama, Ichiro Yoshida, Yasuo Hamano, Hiroshi Honda, Investigation of Factors Affecting Sensitivity Enhancement of an Optical Fiber Probe for Microstructure Measurement Using Oblique Incident Light, applied sciences, 10, 3191, 2020
https://doi.org/10.3390/app10093191

Hiroshi Murakami, Akio Katsuki, Takao Sajima, Kosuke Uchiyama, Keisuke Houda, Yuta Sugihara. Spindle with built-in acoustic emission sensor to realize contact detection. Precision Engineering. 2021;70:26-33.　
https://doi.org/10.1016/j.precisioneng.2021.01.017

Hiroshi Murakami, Akio Katsuki, Takao Sajima, Kosuke Uchiyama, Yudai Sata. Development of the contact detection method in free-form surface of the optical fiber probe for microstructure measurement using long short term memory, Measurement: Sensors, Vol. 18, 100170 (6pp). 2021　
https://doi.org/10.1016/j.measen.2021.100170

Kosuke Uchiyama, Hiroshi Murakami, Akio Katsuki, Takao Sajima. Development of a Sharp-Tipped L-Shaped Stylus for Measurement of Nanoscale Sidewall Features. International Journal of Automation Technology. Vol. 16, No.4, p.489-496, 2022.　
https://doi.org/10.20965/ijat.2022.p0489

Hiroshi Murakami, Hiroki Murakami, Akio Katsuki, Takao Sajima, Kosuke Uchiyama. Development of a two-step stylus with elastic hinge for microstructure measurement to improve sensitivity and vibration characteristics, Precision Engineering, Vol. 80, P. 72?81, 2023.
https://doi.org/10.1016/j.precisioneng.2022.11.015

Hiroshi Murakami, Kosuke Uchiyama, Akio Katsuki, Takao Sajima, Kunitaka Fujiyoshi. Development of a High-Function Fiber Stylus for Microstructure Measurement with Water-Repellent and Antistatic Coatings, Applied Sciences, Vol. 13, No. 1260, P. 1?9, 2023.
https://doi.org/10.3390/app13031260