This page provides information regarding the use of electronic devices including smartphones on board Japan domestic flights.
Upon departure, electronic devices which emit radio waves are not permitted to be used from when the doors close until the aircraft finishes the landing roll after landing. When the aircraft doors close, please set your device to not emit radio waves, or turn off the power. The cabin attendants will make an announcement to notify the passengers.
All electronic devices can be used after a cabin attendant makes an announcement upon completion of the landing roll after landing.
Please make sure to turn off the power of any electronic devices before you place them in baggage which you are going to check in.
The following electronic devices which emit radio waves for the purpose of communication during operation: (This excludes any of the devices listed below that have an output power of 100 mW or less.)
These devices can be used at all times.