Authors - AES

An Analysis of Differences in Playback Levels Among In-Game Sound Levels, Game Start-up Sounds, and Reference Levels of Game Production Studios

Authors: Nakahara, Masataka; Someya, Kazutaka; Martz, Steven P.

Affiliation: SONA Corp., Tokyo, Japan; DiMAGIC Co., Ltd., Tokyo, Japan; THX Ltd., San Rafael, CA, USA

Publication Date: February 2009

Type: Conference Paper

Cost: Free to AES members & institutions and $33 to non-members

Influence of Directional Differences of First Reflections in Small Spaces on Perceived Clarity

Authors: Imamura, Hidetaka; Marui, Atsushi; Kamekawa, Toru; Nakahara, Masataka

Affiliation: Tokyo University of the Arts, Adachi-ku, Tokyo, Japan; SONA Corp., Tokyo, Japan

Publication Date: April 2014

Type: Engineering Brief

Cost: Free to AES members & institutions and $33 to non-members

Immersive recording with a virtual 3D microphone array using spatial information of virtual sound sources sampled in a target space.

Open Access

Authors: Nakahara, Masataka; Kamekawa, Toru; Nagatomo, Yasuhiko; Omoto, Akira

Publication Date: June 2026

Type: Conference Paper

Cost: Open Access (Free to all)

Influence of First Reflections in Listening Room on Subjective Listener Impression of Reproduced Sound

Authors: Imamura, Hidetaka; Marui, Atsushi; Kamekawa, Toru; Nakahara, Masataka

Affiliation: Tokyo University of the Arts, Tokyo, Japan; SONA Corp., Tokyo, Japan

Publication Date: May 2013

Type: Engineering Brief

Cost: Free to AES members & institutions and $33 to non-members

Implementation of 4-pi Reverberation Effects in Immersive Sound Contents—Balance of Object-Based Tracks and Channel-Based Tracks

Authors: Matsuo, Akiho; Tsuchikura, Ritsuko; Takino, Masumi; Nakahara, Masataka

Affiliation: SONA Co., Tokyo-to, Japan; be Blue Co ., Minato-ku, Tokyo, Japan

Publication Date: October 2018

Type: Engineering Brief

Cost: Free to AES members & institutions and $33 to non-members

Acoustic Properties of Small Practice Rooms Where Musicians Can Practice Contentedly: Effect of Reverberation on Practice

Authors: Tsuchikura, Ritsuko; Nakahara, Masataka; Mikami, Takashi; Kamekawa, Toru; Marui, Atsushi

Affiliation: SONA Corp.; ONFUTURE Ltd.; SONA Co.; Tokyo University of the Arts; Tokyo University of the Arts

Publication Date: October 2012

Type: Engineering Brief

Cost: Free to AES members & institutions and $33 to non-members

Implementation of an Interactive 3-D Reverberator for Video Games Using Statistical Acoustics

Authors: Nakahara, Masataka; Kishi, Tomoya; Kojima, Kenji; Hanyu, Toshiki; Hoshi, Kazuma

Affiliation: ONFUTURE Ltd.; SONA Corp.; CAPCOM Co., Ltd.; Nihon University

Publication Date: October 2012

Type: Engineering Brief

Cost: Free to AES members & institutions and $33 to non-members

Similarity Evaluation of Room Acoustic Impulse Responses: Visual and Auditory Impressions

Authors: Omoto, Akira; Hiratsuka, Chizuko; Fujita, Hiroaki; Fukushima, Tetsuhiko; Nakahara, Masataka; Fujiwara, Kyoji

Affiliation: Kyushu Institute of Design, Minami, Fukuoka , Japan

Publication Date: June 2002

Type: Journal Article

Cost: Free to AES members & institutions and $33 to non-members

Author

Author: Nakahara, Masataka

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