Darker cells are stronger weather or travel-fit months. The second row is crowd pressure.
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Darker cells mean a higher score for this topic on that metric.
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Quick answers
When is the best time to go?
Start with March, April, May, October & November. Choose August only with a written reason.
Is this a good honeymoon pick?
Romance score 90/100 sits next to crowd 86/100 — read both.
How crowded does it get?
On red months, empty midday or change region.
What should I budget per day?
Use bands in JPY. Mid is the baseline. Not a live fare.
Do I need a visa?
Many passports enter visa-free for a short stay — verify yours.
How many days do I need?
Countries breathe at 7–12 days, honeymoon islands at 5–8. Continents: pick one region.
Read Japan as a March, April, May, October & November / August pair, not as a slogan season.
Festivals are culture and a price. Lock stays before Hanami.
Windows
- March, April, May, October & November — The default window for Japan is March, April, May, October & November — the weather-crowd compromise.
- August — Treat August as skip-or-justify months; school holidays, heat or rain often stack here.
- Shoulder — The weeks on either side of peak often buy the best feel-per-price. Read the yellow band on the heatmap.
- Hemisphere — Northern-hemisphere clock is the default; flip months for southern destinations.
Festivals
- Hanami — Hanami lands in March — transport and beds move together. Lock dates first.
- Golden Week — Golden Week lands in May — transport and beds move together. Lock dates first.
- Gion Matsuri — Gion Matsuri lands in July — transport and beds move together. Lock dates first.
- Koyo peak — Koyo peak lands in November — transport and beds move together. Lock dates first.
Crowd tips
- Weekdays — Weekday mornings still breathe in temples and museums compared with local weekends.
- Dawn — Dawn slots separate honeymoon photos from cruise tenders.
- Festivals — Festival weeks are culture, not quiet. Sometimes stay outside the festival postcode.
- Ships — Port towns peak at midday. Push the itinerary to morning and evening.
Months in Japan are a heatmap, not a slogan.
When to goPlacesHow to travelCultureCostHoneymoon notesToday