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Featured in Domain Arrivals · 2026-08-17

麻雀道しるべ: Mahjong Without the Arithmetic Panic

mahjong-taku.com ↗ · Useful Tools · score 82.0
○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

A free Japanese web app that calculates mahjong scores and manages three- or four-player games, with beginner guides built in.

Why it surfaced

Enter the tiles and the hand’s circumstances to get the yaku, han, fu, and final payments automatically. It also tracks dealer position, rounds, honba, riichi bets, draws, double wins, and player scores—then backs up the calculator with a 155-term glossary and practical rule guides.

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.