ryūhyō

by yoichi kamimura

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    limited edition of 200 copies

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1.
ryūhyō 04:58 video
2.
ibiki 03:34
3.
4.
mayonaka 02:36
5.
6.
kyūai 05:05
7.
minehama 02:58
8.
onaka no oto 05:08
9.
kankōsen 03:43
10.
haru 02:26

about

"A visceral, melting symphony that urges us to listen closely before it fades to silence."
— Klof Mag

"Kamimura documents a quickly changing ecosystem."
— Bandcamp (Best Field Recordings)

"Endangered sounds, which forty years from now may be recalled with a blend of nostalgia and sorrow."
— A Closer Listen

Our ice series is part of UNESCO & WMO's Art for Glaciers Preservation: www.un-glaciers.org/en/art

2025 was declared the International Year of Glaciers’ Preservation by the United Nations, accompanied by the proclamation of March 21st of each year as the World Day for Glaciers starting this year. As they put it, “this is an opportunity to raise global awareness about the critical role of glaciers, snow and ice in the climate system and the hydrological cycle, and the economic, social and environmental impacts of the impending changes in the Earth’s cryosphere.” To celebrate this decision forms of minutiae presents a series of albums dedicated to glaciers and the acoustic multiplicity of the ice, with field recording works by Marc Namblard, Ludwig Berger, Yoichi Kamimura, Cheryl E. Leonard, and Pablo Diserens.

Following Ludwig Berger’s “crying glacier”, the series continues with its third album, “ryūhyō”, a delicate dive into Japan’s unique drifting ice presented here by sound artist and field recordist Yoichi Kamimura.

Recorded over four years, the album shares the intricate soundscape birthed by Ryūhyō, Japan’s drifting sea ice, in the Sea of Okhotsk by the coast of Hokkaido. Located on a similar geographical latitude as Venice (Italy) and Portland (Oregon) this is the northern hemisphere's southernmost region to see drifting sea ice. This unique phenomenon forms each winter as the Amur River’s freshwater mixes with the Okhotsk’s seawater and freezes. There, the serpentine stream morphs into a vast expanse of ice, blanketing the ocean. It descends south, carried by the currents, before engulfing the shores of Shiretoko, a UNESCO World Natural Heritage site. Here, drift ice plays a vital role in the thriving local ecology, as it releases nutrient-rich freshwater that fuels phytoplankton blooms, which in turn support a diverse range of wildlife, including fish, seals, eagles, whales, and other species. Yet, year after year, this seasonal ecosystem dwindles due to climate change, exponentially thinning Ryūhyō.

Thirty years ago, the ice was large and thick, allowing locals to walk and play on its surface. According to elders, when the ice used to fill the Sea of Okhotsk, it remained motionless like the ground, yet it made a sound. Human-like whistles and breaths would emanate from the frozen horizon, a phenomenon referred to by locals as Ryūhyō-Nari (drift ice noises). Each year since 2019, Yoichi Kamimura has attempted to record this sound, but today’s weakened drift ice no longer whistles; instead, it shares a new set of guttural vocabulary.

Thanks to Kamimura’s recordings, Ryūhyō’s richness can be felt through sound. The ice accumulates in floating imbrications that rub against one another in squealing, crackling, and gurgling utterances. What emerges is a dense textural soundscape that bears the fascinating range of these melting voices. By blending aerial and underwater recordings, the album positions our ears between the floating ice fissures. In these squeezed spaces, sounds ebb and flow with the tides in bodily, grotesque, and whimsical swells, to the point of inspiring some of the track titles (such as “onaka no oto” meaning ‘stomach rumble’). But these icy screeches, snores, and gurgles are not the only sonic expressions here. Who else inhabits Ryūhyō? Across the album, multiple animal voices echo above and below the ice. In “shima-fukurou”, the frozen noise is cadenced by the ghostly call of a Blakiston's fish owl, one of the world’s largest and rarest owls, endemic to this region. In “kyūai”, the water beneath the ice houses an uncanny pinniped courtship: elusive ribbon seals' songs filling the ocean with sinusoidal downsweeps — an otherworldliness that accentuates the peculiarity of this drifting soundscape.

In “ryūhyō”, Kamimura listens to the ice telling its own story, one of a coastline possessed by a gripping, yet thinning, sea ice. These recordings highlight the sonic intricacies of the drift ice and the abundance of its unique ecosystem while sharing its inherent vulnerability. Perhaps Yoichi Kamimura eventually did witness the strange sound that elders once called Ryūhyō-Nari. It may be that, in time and heat, the sound transformed into a new voice, for Ryūhyō talks in many tongues.



Drawing chiefly upon his field recordings, Yoichi Kamimura experiments with methods that draw upon sight, hearing, and other senses to perceive different scenes. His extensive body of work includes sound installations, paintings, video works, sound performances, and audio works - unveiled in venues both within Japan and abroad.

With his field recording practice, Kamimura acts as an observer to the amorphous relationship between humankind and nature. Kamimura composes his sound installations by creating highly-immersive soundscapes, many of which draw upon our own biology to create unique sensory experiences.

With "ryūhyō", Kamimura was awarded "the Sound of the Year Awards 2022 - Disappearing Sound category" in London in 2023. In the same year, he received the Special Jury Prize at "Phonurgia Nova 2023" in Paris.

www.yoichikamimura.com

credits

released July 25, 2025

duration: 37:11 — LP — limited edition of 200

sounds by and around drifting ice (ryūhyō) 

recorded, composed, and photographed by yoichi kamimura 

shiretoko, hokkaido (japan) 2019 – 2023

"ryūhyō" was awarded the sound of the year awards 2022 (disappearing sound category), and received a special mention in the phonurgia nova 2023 awards (field recording category).


in memory of keiichi kikuchi and takeshi yamazaki

special acknowledgments to shiretoko club, yuko sunayama, sachiko shiokawa, yoshiko nakayama, hideki akagi, kumiko kowada, gen mikami, noriyuki hayashi, alp museum, costep (hokkaido university), and the people of shiretoko

video excerpt of the film "the vanishing drift ice off japan’s shiretoko peninsula" by colleen tung shuen kwok


mastered by mathieu bonnafous — design and text by pablo diserens

part of forms of minutiae’s ice sounds series in celebration of 
the international year of glaciers’ preservation (unesco & wmo, 2025)


published by forms of minutiae — fom16 — 2025

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forms of minutiae

publishing platform for sonic ecologies, field recordings, and experimental music.

artists are invited to produce sound topographies that point to specific (or imagined) environments.

curated by pablo diserens & mathieu bonnafous

> demos: we encourage submissions by women, trans, non-binary and BIPOC artists.
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