Syllable final stops LN east asian languages: southern Chinese, Thai and Korean. - Ray Iwata; Hajime Hirose; Seiji Niimi; Masayuki Sawashima; Satoshi Horiguchi (ICSLP, 1990)

An electromyographic study on laryngeal adjustment for production of the light tone in Mandarin Chinese. - Seiji Niimi; Qun Yan; Satoshi Horiguchi; Hajime Hirose (ICSLP, 1990)

Sternohyoid muscle activity and pitch control at the onset of utterances. - Zyun'ici B. Simada; Satoshi Horiguchi; Seiji Niimi; Hajime Hirose (ICSLP, 1990)

Global pitch range and the production of low tones in English intonation. - Donna Erickson; Kiyoshi Honda; Hiroyuki Hirai; Mary E. Beckman; Seiji Niimi (ICSLP, 1994)

Controllability of voice quality: evidence from physiological and acoustic observations. - Satoshi Imaizumi; Hartono Abdoerrachman; Seiji Niimi (ICSLP, 1994)

Correspondence between the glottal gesture overlap pattern and vowel devoicing in Japanese. - Masako Fujimoto; Emi Z. Murano; Seiji Niimi; Shigeru Kiritani (ICSLP, 1998)

Vocal Fold and False Vocal Fold Vibrations in Throat Singing and Synthesis of Khöömei. - Ken-Ichi Sakakibara; Hiroshi Imagawa; Tomoko Kouishi; Kazumasa Kondo; Emi Zuiki Murano; Masanobu Kumada; Seiji Niimi (ICMC, 2001)

Synthesis of the laryngeal source of throat singing using a 2x2-mass model. - Ken-Ichi Sakakibara; Hiroshi Imagawa; Seiji Niimi; Naotoshi Osaka (ICMC, 2002)