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NexA Voice shares live decisions and experiments from building with AI. Open the latest conversations to see what is moving now.
Watch on YouTubeTakemura Nariya / personal website
Turn ideas into operating products.
NexA founder and product builder. I use AI and software to turn ideas into operating products, from character experiences to company work systems. This is the public desk for representative work, current direction, writing, and the nariyachan contact path.
Apps I’m buildingあいいろ / FloatBar TimerExplore all apps New public toolRecord meeting audio in the browserOpen Nariya Listen →
NexA Voice shares live decisions and experiments from building with AI. Open the latest conversations to see what is moving now.
Watch on YouTubeNow
Turn two birthdays into holographic, heart, or photo-booth-style wallpapers and cards. Aiiro for iPhone is available free on the Japanese App Store.
Discover Aiiro →An AI character platform that carries character identity into games and streams. Public preview is live.
View KyaraFlipA work alignment layer that turns scattered logs and requests into plans with visible reasons and assumptions.
View FlowAlignAn intake and case-management layer that preserves ownership, history, and audit evidence. It also powers this site’s contact path.
View CaseFlowBrowser-only meeting capture that keeps shared audio and your mic separate. It saves on-device about once a second, recovers after an interruption, warns and reconnects when shared sound stops arriving, saves the usable part when it cannot, and uploads nothing.
Open ListenSee time left in 10 segments, with a floating bar on Android and Live Activities on iOS. Available on Google Play and the App Store.
Explore FloatBar TimerAvatar

Built from the KyaraFlip character Takemura Nariya, nariyachan is Nariya Takemura’s public guide. It explains public information and organizes messages for Nariya. It does not autonomously replace his judgment or make external commitments.
It connects representative products, current work, writing, and announcements. Formal company inquiries go to NexA / CaseFlow; personal messages and writing conversations can start with nariyachan.
Character Talk
A lightweight public note format where floating character heads react to news and internet weather. Static for now, but ready for swapping in timely topics.

Watch the momentum. Do not let it steer the room.
Another week where everything is supposed to change.

If everything changes every week, treat it like weather.
So the question is not the model name, but which task gets shorter tomorrow?

Exactly. Count the waiting time that disappears from real work.
format noteA public-safe nariya.net take on short dialogue essays.
Writing
Notes on AI, characters, and work systems from the point where implementation meets operations. This is writing about what is being built now, not a warehouse of old posts.
Don’t narrow down to one bet. Try many things, and change when things change. That is how I want to work from here, and I’d love to build something with people who think the same way.
Read articleBuild agents. Speed up how outside inquiries and requests come in, and how estimates go out. As AI makes individual ability matter more, I'll keep removing bottlenecks. Communication is part of that work.
Read articleHow would I build the new decision model Jev into my own criteria? An AI host kept asking, and I got stuck. I got stuck because the question did not match how we actually use models.
Read articleUpdates
The position of the decision model Jev, discussed in NexA Voice #067, #068 and #070, is now published as an article. We run many AIs in parallel as parts, so Jev does not replace decisions. It fits loose, high-volume, high-speed calls such as filtering live-stream comments. The article links to the original episode and the related Tesuji story.
In 2008 a memo tool running on both PC and mobile left one question open: what is the PC's side of supporting an idea? That answer is now published as an article in all five locales. The subject was never the split between devices; it is whether a capture surface exists where the thinking happens. Nariya Listen is the current implementation of that answer, and the article opens it directly. We will check /en/writing/capture-beats-recall/ page_view and writing.article.work.open next.
The writing index headline ran past the page width in Japanese, Cantonese, Traditional Chinese, and Simplified Chinese, leaving those pages scrolling sideways. English wraps between words, but a line-breaking rule meant for Latin text blocked wrapping inside a CJK run. Those locales now use per-character wrapping, so a Hong Kong headline that overflowed by 291px stays on screen. We will check page_view on /ja/writing/ and /yue-hk/writing/ with writing.article.next.open next.