Release date: February 12, 2026 A sound environment designer reveals the secrets of sound for the first time.
The 1st ION Forest Retreat was held on November 11–12, 2025.
NHK "Don’t sleep through life! "(Rebroadcast)“Why does the earthquake early warning on mobile phones sound like that?”
An additional live performance celebrating the release of GAIAPHILIA, the collaborative album by Yumiko Morioka & Takashi Kokubo
“Gaiaphilia” — Japan-Exclusive CD Release Party
A collaboration between Yumiko Morioka and Takashi Kokubo. A new masterpiece of Japanese environmental music, rooted in nature and imbued with deep emotion and transcendence.
“Tree of Life” — Takashi Kokubo & Naoki Tate Live at Manchin Saketen
Environmental video content provided for the USEN BGV service
2nd GAS Bon Odori Festival
A sonic tale of resonance between forest and water. Kokubo’s gentle sound restores harmony between nature and the heart.
The final installment of the Brain Fitness trilogy. GAIA ultra-low-frequency mix. Birds, water, and synthesizers drift through cosmic space. Recorded in Cyberphonic 3D; headphones recommended. Best experienced in the order: GIGA → VALIS → GAIA.
The second volume of the “Brain Fitness” trilogy. Fractal-generated soundfields designed to regulate the nervous system. Recorded in Cyberphonic 3D; headphones recommended.
The first volume of the “Brain Fitness” trilogy. DNA-helical motifs rendered in ultra-3D spatial audio to refresh the brain. Headphones recommended. Includes the NYC-noise groove track “EVOLUTION IN URBANLIFE.”
The music for the film Kūkai was composed by Stomu Yamashita, with Takashi Kokubo participating on synthesizers. The soundtrack is recognized as a unique spiritual sound work that portrays both stillness and inner depth.
Stomu Yamashita’s Sea & Sky blends environmental sound and instrumentation to create a dramatic work that evokes a vast and beautiful world.
Produced by Stomu Yamashita, Tempest is a dramatic sonic work themed around storms, with Takashi Kokubo supporting the soundscape on synthesizer.
A 1982 work by Stomu Yamashita and the third volume in his Iroha series—an album where synthesizers and Buddhist cosmology merge into meditative sound.
A meditative sonic spectacle released in 1982, in which percussionist Stomu Yamashita and his collaborators explore the theme of “water.”
White Stone Gallery Ginza New Building — Clément Denis “In Search of Light” (Environmental Music), Tokyo, Ginza
“ORATIO ~ Prayer of the West, Prayer of the East” (Theater Music), Nerima Cultural Center, Tokyo
Research and film music composition for Yasuhiko Tsuchida’s film “Crossroads of Fate” (Magone).
Production and implementation of the Yokohama City sound logo.
Min-On performance “Flower ~ Blossoms of Resonating Cultures” — Opening Music (Video Music), Nakano Sunplaza Hall, Tokyo
Online mahjong game “Live Mahjong!” (Game Music)
Takashi Kokubo in charge of music for the stage production Bugei “ONIKIRI — Blade of Demon-Banishing”.
Produced the audio signage tones for JRA’s automated ticket vending machines.
An outdoor event focusing on ambient music, environmental music, and sound art, “CAMP Off-Tone,” has been held once again.
This series, Obscure Land Vol.4, invites artists one by one from the Grammy-nominated compilation Kankyo Ongaku.
IAM.jp (I Am Japan) Vol.1 — January 28, 2025
Appeared at OSAMU SATO’s new album release party.
October 15, 2022 — the Calm “Immersive Audio LIVE in 7.2.4ch”
September 23, 2022 – Immersive Ambient Mini Concert
Seion an evening of ambient music of japan part 1 -静なる和の音響き
CAMP Off-Tone — Japan’s Only Ambient Music Festival (8th Edition)
“Poem Concert: Hiraku” (The House Shirokane)
Asahi Shimbun GLOBE No. 292 (newspaper insert) — Contemporary Society Seen Through Sound
Asahi Shimbun (Web Edition):“Gyu-ee!” — The Master of Healing Sound Behind Japan’s Mobile Earthquake Early Warning Tone Reflects on the Relationship Between Society and Sound
Spatial Audio Production in a Log House Surrounded by Forest
Remote Live Appearance on “Lovely Day♡” (FM Yokohama 84.7) from Yamanashi Discussed the Yokohama sound logo.
“Yokohama’s sound logo completed — expressing the city’s brand image through sound” (Yokohama Keizai Shimbun)
NHK Don’t Sleep Through Life! — “Why does the earthquake early warning on mobile phones sound like that?”
Appearance on Hideki Matsutake’s Program “Logic Radio #150” (α-STATION / FM Kyoto)