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
Poems of the Earth. Takashi Kokubo’s Cyberphonic 3D field recordings. Headphone listening recommended. Shimmering shores and gentle waves to soothe the mind.
A 20-year culmination of Takashi Kokubo’s work. An introductory album that spans miniatures, large-scale pieces, and natural field recordings. A gentle, enveloping sound space.
Mineaki Hotta’s Chiang Mai Dreaming blends kalimba tones with natural soundscapes, creating a nostalgic and meditative sonic environment.
A lost 1975 Pink Floyd-styled gem. Previously unreleased Tokyo ’70s prog recordings by Takashi Kokubo and three collaborators finally issued. Includes a track featuring Shingetsu’s Haruhiko Tsuda.
A 2006 Progressive Rock Masterpiece. HAL & RING complete ALCHEMY, a new recording featuring 1970s-style heavy organ prog. Haruhiko Tsuda’s guitar work shines.
A release that frees the heart—shrunken by monotonous days—into the open sky. Transparent tones lift the listener higher and farther. Mineaki Hotta’s second solo album for ocarina & kalimba. Bonus natural-sound tracks on iTMS.
A work where Japanese-inflected melodies meet healing water sounds—evoking nostalgic nature. iTMS edition includes bonus natural-sound tracks.
A gentle ode to the joy of being embraced by Mother Earth. A tender collaboration by Sakae Ozaki and Takashi Kokubo, featuring “Hanabuta” and the well-received vocals of ERIYA.
Mongoloid roots × technology. Odbal, master of Mongolian “Urtiin Du,” joins Takashi Kokubo in mongo Diva—an organic world-music project where tradition and modernity intersect, radiating continental breadth and quiet repose.
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.
“Cosmos Concert” (Tsukuba Expo Center)
Aki Fukakusa “Moon Boat” (Asahi Seimei Hall)
“Future Sonic Perception” (Hibiya Public Hall)
“Myōkō Laser & Synthesizer Performance”
“Four-Dimensional Concert” (Miyagi Museum of Art)
Performed on concert tours with Stomu Yamashita
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)