Yusaku Iida has spent his time as NYORAI carving out a corner of ambient electronic music defined by patience, a willingness to let a single idea stretch and breathe as long as it takes to make its mark. 千変万化 (Senpenbanka), landing 9 October on EC Underground, is a showcase for that instinct, and also for the moments when Iida abandons it entirely, letting a beat break through the haze before folding back into stillness. The title itself, translating roughly to “ever-changing” or “myriad transformations,” turns out to be a fairly literal mission statement for what the record does with its five tracks, none of which sit still for long even when the tempo does.
A bright, high-pitched synth opens 廻向 (EKô), heavily modulated and runs through a sort of phaser/flanger effect until it feels like sunlight spreading over a shoreline. Underneath, a deep bass repeats a simple four-note figure slowly, almost lazily, while the track’s abundant LFO movement and modulation never sharpen into anything hard — the whole thing stays pastel-toned and floating, serene, placid, a scene stretched into slow motion.
That mood breaks immediately on 翔雲 (Shou un). Hi-hats, deep bass, and a kick drum announce a darker turn, and after a brief pause the track opens into a faster, techno-leaning pulse built on a digital arpeggio ringing across two musical keys. A siren-like synth bounces between those same two notes during a mid-track lull before the arpeggio resumes — a strong, contemporary techno cut with a current of underlying darkness running beneath its brighter lead.
The record’s most structurally curious moment arrives with 雲閑 (Un kan). Hi-hats and faint clicks build a tight rhythmic pattern, joined by a dirty, distorted bass synth that grumbles beneath deep four-on-the-floor kicks. A brief silence, marked only by hi-hat, gives way to a return built from soft string samples, the same distorted bass, and steady hi-hats. It constantly gestures toward a climax it never grants, playing with anticipation rather than resolving it, staying at a slow boil throughout — experimental and genuinely engaging in how deliberately it withholds release.
東雲 (Shinonome) translates to “dawn” or “daybreak”, and it earns that name. Glassy ambient synths and soft textures open the piece, joined by long, gentle bass notes and a halting, staggered kick pattern. A plinking string-toned melody gradually emerges, rising the way the sun climbs at daybreak — unhurried, widening in slow arcs. The pacing mirrors the title with real care, and the result is the album’s quiet high point.
Closing things out, 波紋 (Hamon) pushes furthest into abstraction. A soft, metallic, rhythmic synth opens alongside background textures resembling crackling wood and a broken, fragmented piano tone. Wordless human voice appears as a textural instrument rather than a vocal focus, and glassy, ethereal pads fill the space whenever other elements drop away, giving the piece a dreamlike, weightless quality. It ends without warning — no fade, no farewell — simply stopping.
The Japanese titles throughout point toward natural imagery — sunrise, clouds, ripples on water, the slow churn of weather and tide — and that imagery isn’t decorative, it is structural, a map for how each piece is meant to move. Water doesn’t rush; it pools, spreads, catches light. That’s the logic Iida works from here, and it’s why the record holds together as tightly as it does even while its surfaces swing from glassy calm to darker techno pulse and back again within the span of a single track list.
千変万化 (Senpenbanka) doesn’t raise its voice. It prefers to sit in near-stillness for minutes at a stretch, content to let a single bass note or a faint texture carry the weight of an entire passage, and somewhere in that patience the record quietly outpaces louder, busier albums that never stop grabbing for attention. EC Underground operates out of South Florida, an unlikely geography for music this unhurried, this far from any beach or bassline. Scroll through what the label has already put out and a pattern emerges: slow-burn textures across a smattering of records built for eyes-closed headphone meditation. NYORAI fits there without friction. What Iida has actually made, in the end, is a record that does less and somehow says more, a kind of proof that silence and stillness can carry as much weight as sound, if someone’s willing to let them.
千変万化 (Senpenbanka) by Yusaku Iida ‘NYORAI’ releases on 9th of October 2026 on EC Underground