Japanese walking indoors: keeping the habit through a British winter
The method that survives is the one with a bad-weather plan. Japanese walking asks for about four sessions a week, and in the UK, the Netherlands, or anywhere with a proper winter, that means a plan for rain, ice and 4pm darkness, or the routine quietly dies in November and restarts, guiltily, in April.
Options, ranked from best to "better than nothing".
1. Treadmill (the gold standard indoors)
The full method transfers exactly: same intervals, same efforts, and the belt actually enforces your paces. We have a complete guide with starting speeds and incline settings. If you have gym access or a machine at home, this is the answer and you can stop reading.
2. Walking outdoors anyway (underrated)
Honest case for it before moving indoors: cold, still days are excellent walking weather with the right layers, and the brisk phases keep you warm in a way a stroll never does. Sensible adjustments from cold-weather exercise guidance: extend your warm-up, cover fingers and ears, and let the first brisk round be gentler than usual. Draw the line at ice underfoot and storms; a slip costs more than a month of sessions gains. Rain is a clothing problem, not a walking problem.
3. Shopping centres, retail parks, big supermarkets
Mall walking is a whole culture in the US and it works for intervals too, with one adjustment: dial the brisk phase to what the space allows. Weaving through Saturday crowds at 7 km/h is antisocial; a large centre at 8am on a weekday is an excellent flat, dry, well-lit track. Early hours before shops open are ideal, and some centres in the UK formally welcome walkers. Voice or haptic cues beat staring at a phone timer here, since you are navigating people. (Disclosure: our app, Japanese Walking: Step Counter, does both free, and taps on the wrist are usefully discreet in public.)
4. Corridors, gardens, and laps of the house
Unglamorous, effective enough. The requirements are only that you can move continuously and change effort. A long corridor, a garden path, a stairwell landing loop, laps of the ground floor: all workable. Two honest caveats. Tight turns cap your speed, so buy the intensity another way: exaggerate arm swing, take faster steps, or add a loaded rucksack. And the step-counting on tight loops undercounts a little; ignore the numbers and go by effort and breathing, which no floor plan can distort.
5. Stairs (use sparingly)
Stairs deliver intensity instantly: one to two minutes of steady stair climbing can match a 3-minute brisk phase. A hybrid that works: slow phases on the flat, brisk phases as stair climbs, shortened to what you can sustain. The caution is joints and fatigue-related trips, especially descending. If knees are a consideration, read the joint-friendly guidance first, and always take the descent as recovery, not as work.
6. Marching in place (last resort)
It maintains the habit and gets your heart rate up somewhat, but it is meaningfully easier than real walking at any given perceived effort, and most people cannot reach a true 6 or 7 out of 10 marching in a living room. Use it to protect the streak on impossible days, not as a staple. High knees and driving arms close some of the gap.
The real point
Missing sessions to weather is normal; missing months to weather is a planning failure. Decide now which of these is your default wet-day option, so the decision is already made when the forecast is grim. The research results came from five months of consistency, and nobody gets five consecutive months of good weather, including, presumably, in Matsumoto.
About the app
Japanese Walking: Step Counter is a free iPhone and Apple Watch app made by Red Kite 9, a one-person studio in the UK. The full guided 3x3 walk is free, including the complete Apple Watch app with real-time heart rate, haptic phase cues and voice guidance. No subscription needed for any of that.