A crossing on Midosuji, Osaka's main avenue. No cars in either direction. The light is still red.
Someone taps the crossing button five times in under a second, checks left, checks right, and steps off the curb a full two seconds before it turns green. A small crowd follows a beat later, as if released.
Their friend, laughing, says: "もう、いらちやなあ." Not an insult. Barely even a comment. Just a fact, stated the way you'd note the weather.
いらち comes from 苛つ (iratsu), an old verb meaning to fret, to be irritated, worn down over generations into a plain noun for a person who cannot sit still and cannot wait. It is technically Kansai-wide — Osaka, Kyoto, Hyogo, Wakayama, Nara, Shiga and Mie all use it — but nowhere else claims it, or gets blamed for it, with anything like Osaka's enthusiasm.
It is not an abstract accusation. It is a specific checklist of habits that most Osaka residents will half-recognize in themselves: stepping off the curb before the little green man appears, mashing an elevator's "close door" button on a door that was already closing, refusing to join a line with any give left in it, finishing someone else's sentence before they get there. It rhymes with something else on this page — the Osaka reflex to jump in with なんでやねん the instant a conversation leaves an opening. A culture that punishes hesitation in comedy, it turns out, also punishes it at a crosswalk.
For years this was simply accepted as measurable fact: Osaka walks faster than anywhere else in Japan, case closed. Then a wearable-device maker, Docomo Healthcare, actually ran the numbers, ranking prefectures nationwide by fast-walking frequency using step data pulled from its own fitness-band users. Osaka placed sixth. Kanagawa came first, Tokyo second. The city's decades-old claim to the title, at least by that particular measurement, does not hold up.
None of which has changed how Osaka talks about itself for even one afternoon. いらち gets said constantly, cheerfully, mostly about the speaker's own self — 私、いらちやから ("I'm just an irachi, so...") functions as an apology and a boast in the same four words, an excuse for cutting a queue and a small claim on belonging to the fastest city in the country, spreadsheet notwithstanding.
The wearable-band study suggests Osaka is not actually winning the walking race it insists it is in — but the people measuring that were looking at legs, not conversation. Osaka's real quickness lives in exchange: the reflex to fill a pause with なんでやねん, to land a punchline a half-beat before the straight man gets there, to answer それな before the other person's sentence has finished arriving. いらち is not exactly a lie. It is a country pointing at the wrong body part. Osaka is not impatient with pavement — it is impatient with silence, and a stopwatch was never going to catch that.