Yes, especially for water tours. Local guides know which reefs have turtles, the best light for photos, where sandbars shift seasonally, and can navigate you through pumpkin caves or mangrove kayaking that solo travellers struggle to find. Most people booking here opt for private or semi-private experiences rather than large groups.

Year-round is swimmable, but May-October brings warmest water and most reliable sea-turtle sightings. Summer (June-August) is humid and rainy; winter (December-February) is drier and clearer underwater. Check before you go for current conditions and any seasonal tour adjustments.

Water-based tours and private car tours fill quickly, especially during Japanese school holidays and weekends. Book at least 1-2 weeks ahead if you have specific dates, longer if you're visiting peak season. Check cancellation policies - many offer refund guarantees.

Renting a car is useful for reaching scattered beaches and viewpoints, but most visitors book a private driver or guided tour instead - they handle the route, know where to stop, and you avoid the stress of unfamiliar roads. Public transport is limited here.

Snorkeling or water activities, island highlights like bridges and coastal views, lunch or refreshment stops, and often photography time at scenic spots. Some include drone photography or SUP rental. Check with your operator about what's covered, especially meals and equipment.

Many tours accommodate children, especially snorkeling trips with calm water and shallow reefs. SUP and kayak tours have age or height restrictions - check before you go. Private guides are often more flexible about pace and stops than group tours.

Reef-safe sunscreen, a rash guard or wetsuit (water is cooler October-April), and underwater camera or phone case if you want to capture snorkeling. Most tours provide snorkeling gear and SUP boards. Tell your operator about any swimming concerns ahead of time.