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Articles from mendoi-apps, published in English after a language check.
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29 articles
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- Is a $200 AI plan shrinking? Why cheap AI should be infrastructure nowImagine waiting for a big Tuesday announcement and getting a long usage-policy post first.
- The 199-yen-per-100g trap: why "so cheap!" becomes "per 100g?"A sign shows a huge “¥199.”
- Why Are Breakfast Specials So Cheap Yet So Painful for Staff? — Morning Demand, Fixed Hourly Pay, and the Restaurant “Frenemy” ProblemWalk into a family restaurant or café on a weekday morning and you may see a huge dining room with only a few occupied tables.
- Why Public Housing and Danchi Can Be So Cheap: Housing Priced to Sustain Life, Not Maximize the MarketWhen I walk near public housing or a danchi apartment complex at night, I sometimes find myself wondering:
- Scared of Old High-Yield Buildings? Can You Just Buy Cheap Land and Build New?Browse any rental-property listing site and you'll notice most of the listings are old buildings.
- Why Japan's Rehire System Turns Into a Pay Reset ButtonSomething about Japan's rehire system feels seriously off.
- Why Did Japanese School Lunches Taste So Good?Why were school lunches in Japan so good back in elementary and junior high?
- Why Saizeriya's Spot-the-Difference Is So Hard (and Why It's Smart)Every time I go to Saizeriya, a budget Italian family restaurant chain in Japan, one thing catches my eye.
- Giant yogurt on weeknights, Matsusaka beef sometimes: why so costlyIf you want one small pleasure at the end of a workday, a large tub of yogurt is surprisingly competitive with beer.
- Why is Yokkaichi full of glitch-priced food? Port canteens and outlets“Are there places in Yokkaichi that are cheap for an interesting reason, rather than simply being cheap restaurants?”
- Aso's discount looked cheap until airfare: Fukuoka vs KumamotoA hotel discount of ¥5,000 plus a ¥2,000 local coupon sounds like an obvious reason to visit Aso.
- "That has to be AI": why hybrid ads mix generated worlds and peopleYou are watching a commercial.

- Can't Tell the Taste Apart? Then Why Not Buy 2 Liters? — How Many SuperCups Fit in an ¥880 Familia, and Is It Actually Cheaper?An ¥880 tub of ice cream looks expensive when a 200ml cup beside it costs ¥120.
- Why firefighters and police often earn more: 24/7 readinessIt is tempting to explain higher firefighter or police compensation with one sentence: “The work is dangerous.”
- The Weekday Lunch Research Club — Hunting the Cheap Daytime Entrance to Expensive Restaurants in Higashi-MikawaRestaurant seats cannot be stored as inventory.
- Why Can Death in Manga Feel Powerful?This article contains spoilers for the later stages of Jujutsu Kaisen, especially the Sukuna battle and Choso.
- I Went Shopping for a 1TB SSD and Came Home With a 4TB Hard DriveWhat I originally wanted was a 1TB external SSD to plug into my M2 Mac over USB.
- How Do Land Assemblers (Jiageya) Make Money? Turning Scattered Plots Into Something Developers Can UseA jiageya, or "land assembler," isn't just someone who buys land cheap and sells it high.
- How to Stop Absorbing Your Boss's Pressure at Work: Tidy Things Up, but Keep Responsibility Where It BelongsWhat wears you down at work isn't simply having a lot to do.
- Does DEX arbitrage need suckers? Bot races vs lasting frictionDEX arbitrage sounds trivial: buy the same asset where it is cheap and sell where it is expensive.
- Forty parties waiting: a conger-eel tempura bowl and tuna sidesSeptember 21, 2026 was Respect for the Aged Day in Japan.
- Holiday 2 p.m., dozens waiting: a tuna restaurant as Sushi DisneylandTwo in the afternoon on a public holiday should feel safe.
- Is a haircut-model appointment only about saving money? A 110 yen cutIn this case, the haircut-model appointment did not end with “cheap haircut.”
- Is the cheapest used car the best value? Wagon R and Aqua surviveIf a used car will be kept for many years and resale value barely matters, the math changes.
- What makes someone fun to talk to? Disclosure, follow-ups, banter“You pick up every little bit, so talking to you is fun.” That is more interesting as a conversation mechanism than as a compliment.
- Failed the teacher hiring exam, yet a homeroom teacher? Fixed-termAt first glance, the situation sounds absurd: someone fails the selection process for a regular public-school teaching post, keeps working at a school as an…
- Can a two-day Kyushu food trip stay under 35,000 yen?The challenge was simple to state and annoyingly hard to execute: one person, one night and two days in Kyushu, four or five meals, a little sightseeing, and a…
- Did the Blood Pressure Drop Only Because of the Drug? — Using EMA5 to Read the “Medication + Sleep + Stress” BundleIf home blood pressure falls after an antihypertensive is started, that does not prove “the drug did all of it.”
- Shadowverse: Worlds BeyondShadowverse WB Set 9 Aggro Nightmare: a three-gear planThe key lesson from Set 9 Aggro Nightmare is that it should not be played as “keep flooding followers from turn one until the game ends.”