JAL is rapidly providing in-flight Wi-Fi connection service on their aircraft. You may connect by using your own smartphone
Japan Airlines Aircraft: Boeing 737-400 One Class Seating

JAL is rapidly providing in-flight Wi-Fi connection service on their aircraft. You may connect by using your own smartphone
Japan Airlines’ Airbus A350-900 is the newest addition to JAL’s fleet. This aircraft is configured for 369 passengers with 12 First Class seat