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
As a result of the ongoing pandemic situation, travel restrictions keep changing and updating. It’s best to check Japan Airlines flight status