Scalable Optical Fiber Wiring System for over 10, 000-Fiber Shuffler. - Yoshiteru Abe; Masaru Kobayashi; Mamoru Hirayama; Ryo Nagase (IEICE Trans. Electron., 2005)

Optical Characteristics and Reliability of 16-Fiber Fiber Physical Contact Connector with Zirconia Ceramic Micro-Hole Array. - Yoshiteru Abe; Masaru Kobayashi; Ryo Nagase (IEICE Trans. Electron., 2005)

Development of a Rapid Polishing Machine for On-Site Optical Connector Assemble. - Shinsuke Matsui; Shigehisa Ohki; Shuichi Yanagi; Ryo Nagase; Masaru Kobayashi (IEICE Trans. Electron., 2006)

Rapid Assembly Technique for Optical Connector. - Shuichi Yanagi; Masaru Kobayashi; Shigeru Hosono; Ryo Nagase; Shinsuke Matsui; Shigehisa Ohki (IEICE Trans. Electron., 2006)

10-year reliability test results for SC connector installed on outside plant. - Yoshiteru Abe; Shuichi Yanagi; Shuichiro Asakawa; Ryo Nagase (IEICE Electron. Express, 2009)

Design and Performance of Field Installable Optical Connector Realizing Physical Contact Connection without Fiber Endface Polishing. - Yoshiteru Abe; Mitsuru Kihara; Masaru Kobayashi; Shinsuke Matsui; Shuichiro Asakawa; Ryo Nagase; Shigeru Tomita (IEICE Trans. Electron., 2010)

Optical Connector Technologies for Optical Access Networks. - Kazuo Hogari; Ryo Nagase; Kazutoshi Takamizawa (IEICE Trans. Electron., 2010)

MU-Type Multicore Fiber Connector. - Ryo Nagase; Katsuyoshi Sakaime; Kengo Watanabe; Tsunetoshi Saito (IEICE Trans. Electron., 2013)

How to connect multicore and multimode fibers. - Ryo Nagase (OFC, 2014)

Development of small MT type 2-multicore fiber connector. - Kengo Watanabe; Tsunetoshi Saito; Katsuki Suematsu; Ryo Nagase; Masato Shiino (OFC, 2014)

A Novel MT Ferrule with Pre-Installed Pre-polished End Fibers (MTPIPE) for Multimode Fibers. - Motohito Takezaki; Ryo Nagase (IEICE Trans. Electron., 2014)

Microscopic Deformation Analysis of PC Connector Endfaces using Multicore Fiber. - Katsuyoshi Sakaime; Kenta Arai; Ryo Nagase (ECOC, 2017)

Foreword. - Ryo Nagase (IEICE Trans. Electron., 2018)

Study of Vibration Sensing Technique Using Fabry-Pérot Interferometer with Optical Fibers. - Kaoru Kuribayashi; Ryo Nagase; Satoru Wada; lAkio Kobayashi (IECON, 2019)

Optical Connectivities for Multicore Fiber. - Ryo Nagase (OFC, 2020)

Ultra-compact Multi-fiber Connector with Magnetic Physical Contact. - Kota Shikama; Norio Sato; Ryo Nagase; Yoshiyuki Doi; Hiromasa Tanobe; Satoshi Tsunashima; Yuzo Ishii (OFC, 2022)

Power-saving Aware SDM Photonic Node with the Throughput Scalable to over Peta bit. - Fumikazu Inuzuka; Hiroshi Hasegawa; Kohki Shibahara; Hidenori Takahashi; Takehiro Tsuritani; Kazunori Seno; Naru Nemoto; Emmanuel Le Taillandier de Gabory; Shigeyuki Yanagimachi; Taiji Sakamoto; Kazuhide Nakajima; Masanori Takahashi; et al. (OECC/PSC, 2022)

Return Loss Measurement Procedure for Multicore Fiber Connectors. - Kiyoshi Kamimura; Yuki Fujimaki; Haruki Hoshikawa; Kazuki Imaizumi; Kazuya Izawa; Ryo Nagase (IEICE Trans. Electron., 2022)

Optical Fiber Connector Technology. - Ryo Nagase (IEICE Trans. Commun., 2023)

Ferrule Endface Dimension Optimization for Standard Outer Diameter 4-Core Fiber Connector. - Kiyoshi Kamimura; Yuki Fujimaki; Kentaro Matsuda; Ryo Nagase (IEICE Trans. Electron., 2023)

Full C-band 3317-km 12-Coupled-Core-Fiber Transmission with 266.2-Tbps Capacity Using Field-Installed Fiber-Optic Cable. - Kohki Shibahara; Akira Kawai; Megumi Hoshi; Masanori Nakamura; Takayuki Kobayashi; Ryota Imada; Takayoshi Mori; Taiji Sakamoto; Yusuke Yamada; Kazuhide Nakajima; Munehiko Nagatani; Hitoshi Wakita; et al. (OFC, 2025)