Okinawa (Naha) vs Osaka

Naha is compact and low-rise, with walkable central pockets but heavy reliance on a car once you leave them. The pace is unhurried, far gentler than mainland hubs like Fukuoka or Osaka, which suits some and frustrates others.

Compact, dense and made for walking, with shops, bars and homes layered together street by street. Owning a car is close to pointless given how the trains cover everything.

Naha feels secure after dark and traffic is orderly, with a stable political backdrop. It does record more violent crime per resident than Tokyo, Kyoto or Fukuoka, while theft sits close to Fukuoka's.

Osaka is safe by international standards, and serious violence is rare. Even so, it has the highest recorded crime of the Japanese cities we cover, with more than twice Tokyo's theft rate, so bikes and bags need a little more care than elsewhere in Japan.

Okinawa's local job market is narrow, with shallow professional networks and little startup depth. Care is solid and runs through Japan's national insurance system, so out-of-pocket exposure stays manageable.

Osaka has a deep, varied employment base, especially across manufacturing and established industries. Clinical quality is high and out-of-pocket costs stay low under the national insurance system, so care itself is reliable and affordable.

Okinawan culture stands apart from mainland Japan, with its own cuisine, music, and an islander identity that residents take real pride in. Okinawa is clean in the Japanese way, though it sprawls more than mainland cities, threaded with car roads and base areas.

It is arguably Japan's best eating city, from street stalls to serious kitchens, with a nightlife and local food culture that locals are loudly proud of. Osaka is clean if a touch grittier than Tokyo, and all the better for it.