What is the Kumejima Ocean Jet?

Okinawa's first jetfoil service, launching May 1, 2026. Connects Naha (Tomari Wharf) to Kumejima (Kaneshiro Port) in approximately 82 minutes using the hydrofoil vessel Tsumugi (230 passengers).

How much does a ticket cost?

Adult one-way fare: ¥7,800 (Naha–Kumejima). Naha–Motobu: approximately ¥6,800.

Where does the KOJ depart from?

Tomari Wharf (Naha Port), accessible by Yui Rail (Miebashi Station) or taxi from Naha Airport (~10 minutes).

Kumejima Ocean Jet Complete Guide [2026] — Fares, Timetable, Booking & Everything You Need

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The Kumejima Ocean Jet (KOJ) launches May 1, 2026, operating a jetfoil service between Naha (Tomari Wharf) and Kumejima (Kaneshiro Port) in approximately 82 minutes in summer (April–November) and ~101 minutes in winter (December–March). The vessel “Tsumugi” is a Boeing 929 hydrofoil (ex-JR Kyushu “Beetle”) with 230 seats. One-way fare: ¥7,800. A Naha–Toguchi Port route (~60 min) also operates. Catchphrase: “Connecting islands, connecting people — a new journey in Okinawa.” Book at ko-jet.com.

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Service Overview

The Kumejima Ocean Jet is Okinawa’s first jetfoil service, dramatically reducing travel time between Naha and Kumejima from 3–4 hours (conventional ferry) to just approximately 82 minutes. The service also connects Naha to Toguchi Port in approximately 60 minutes, providing fast access to Churaumi Aquarium and JUNGLIA theme park.

Routes & Fares

Naha → Kumejima: approximately 82 minutes, ¥7,800 one-way. Naha → Motobu: approximately 60 minutes, ~¥6,800 (to be confirmed). Kumejima resident discount: ~¥5,400 (pending confirmation). Children’s and round-trip fares to be announced. Full fare details: Fare Guide.

The Vessel: Tsumugi

“Tsumugi” is a Boeing 929 jetfoil, formerly JR Kyushu’s “Beetle” on the Fukuoka–Busan route. Refurbished for Okinawa service, it seats 230 passengers in aircraft-style seating. The hydrofoil technology lifts the hull above the waves at approximately 80 km/h, providing an exceptionally smooth ride with minimal seasickness risk. Details: Vessel Guide.

How to Book

Book online at ko-jet.com or at the Tomari Wharf ticket counter. Advance booking is recommended during Golden Week and summer. Full guide: Booking Guide.

Departure Point: Tomari Wharf

All KOJ sailings depart from Tomari Wharf (Naha). Access: Yui Rail Miebashi Station (10-minute walk), taxi from Naha Airport (~10 min, ~¥1,500). The terminal has ticket counters, coin lockers, shops, and a parking garage (¥800/day). Full guide: Tomarin Terminal Guide.