Kumejima Ocean Jet operates jetfoil services from Naha (Tomari Port) to Kumejima Island (Kanegusuku Port) in approximately 82 minutes in summer (Apr–Nov) / ~101 minutes in winter (Dec–Mar), and from Naha to Toguchi Port in approximately 60 minutes. The service launches on May 1, 2026. One-way fare from Naha to Kumejima is ¥7,800.
*Photos are for illustrative purposes only
The Kumejima Ocean Jet timetable provides all scheduled departure and arrival times for the new high-speed jetfoil service connecting Naha, Kumejima, and Motobu. Launching on May 1, 2026, this service dramatically reduces travel time to Kumejima Island.
Route Overview and Travel Times
The jetfoil “Tsumugi” operates on two routes from Naha’s Tomari Port. The primary route connects Naha to Kumejima’s Kanegusuku Port in approximately 82 minutes — less than half the time of the conventional Kume Shosen ferry (3–4 hours). The secondary route connects Naha to Toguchi Port in approximately 60 minutes, providing a new access option to northern Okinawa and the JUNGLIA theme park.
Fares
One-way adult fare from Naha to Kumejima is ¥7,800 (confirmed March 2026). Round-trip fare is ¥15,600. The vessel has a capacity of 230 passengers per sailing.
How to Book
Reservations can be made through the official Kumejima Ocean Jet website at ko-jet.com. For detailed booking instructions including seat selection and cancellation policies, see our KOJ Booking Guide.
Departure Port: Tomari Port (Naha)
All Kumejima Ocean Jet services depart from Tomari Port (とまりん / Tomarin) in Naha. The port is accessible by Yui Rail (monorail) from Miebashi Station (a 10-minute walk) or by taxi from Naha Airport (approximately 15 minutes). For complete port access information, see our Okinawa Ferry Routes Guide.
Frequently Asked Questions
Q: What time is the first departure?
A: Detailed timetable with first and last departures will be published on the official website before the May 1 launch.
Q: How does the jetfoil compare to flying?
A: The jetfoil takes approximately 82 minutes at ¥7,800, while RAC flights take about 30 minutes but cost from ¥9,000+. See our detailed comparison.
Q: Can I buy same-day tickets?
A: Same-day tickets may be available depending on seat availability. Advance booking is recommended, especially during peak seasons (Golden Week, summer holidays, year-end).
久米島オーシャンジェット お問い合わせ
那覇ふ頭営業所: 098-861-0877
久米島（兼城港）: 098-985-7890
公式サイト: ko-jet.com
Related KOJ Guides (English)
- Kumejima Ocean Jet Complete Guide — Fares, booking, timetable, boarding
- KOJ Fare Details — Pricing and comparison with other transport
- How to Book the KOJ — Step-by-step reservation guide
- KOJ Timetable & Schedule — All departure times
- How to Get to Kumejima — Airplane vs ferry vs jetfoil
- KOJ vs Flying (RAC) — Price, time and comfort compared
- Jetfoil Tsumugi Vessel Guide — Specs and onboard experience
- Kumejima 1-Night Itinerary — Hatenohama, prawns and more
- All Okinawa Ferry Routes — Complete route guide
