Domain Arrivals
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Featured in Domain Arrivals · 2026-08-17

灰泥屋: A One-Person Publishing House for Music and Mathematics

haidoroya.com ↗ · Content & Blogs · score 88.0
○Open: public page gives enough substance to understand the site $Paid: pricing, booking, ecommerce, subscription, or paid access is visible ADAds: visible ad load or ad-supported content ✦Pretty: notable design, copy, craft, or presentation ◆Pro: polished, finished-feeling, serious, or operationally mature ◇Niche: specific audience, workflow, or unusually focused use case ◉Human: personal, local, community, civic, handmade, or real-person signal !Suspicious: scammy, spammy, trust theater, finance fog, or credibility concern

灰泥屋 is Japanese author Kengo Ichiki’s solo publishing label for technical books, essays, podcasts, and new translations spanning music, mathematics, programming, and fluid mechanics.

Why it surfaced

A former physicist turned programmer is building an unusually coherent little catalog: one book turns sound into notation with mathematics and code, others examine viscous-fluid mechanics, and a five-volume essay series grows out of a personal podcast. The site also points readers to physical copies at a shared bookstore in Tokyo’s Jimbocho district.

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Monica’s Calendar of Flowers

August 17’s newborn domains include a calendar that spreads flowers for Monica across the months after JP’s death, 17 years of a master mariner’s logbooks, the seconds between a modem connection and the first web request, and an Indian bus cabin carrying 632 songs.

This is one of 1,000 discoveries in the 2026-08-17 Domain Arrivals issue.

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 Annual Report Archive annualreport.gallery

A searchable archive of more than 3,000 vintage corporate annual report covers from 1945 to 1991.

 The Tokyo Chisel Register tokyonomi.com

An English research corpus documenting the lineages, marks, guilds, and surviving record of Edo and Tokyo chisel smiths.