Free flight departure/arrival airport filed cannot input Japanese Air port name and its corrupted

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    Japanese

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Japanese
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Area of the Sim

Indicate where in the experience the issue occurs like specific career mission, training, Pilot ATC, etc.: Free Flight

Your Language Issue

Describe the nature of the problem. It could be poor grammar, sentence structure, incorrect translation, or pronunciation issues. The more detail you can provide, the better:

When, I go to free flight, and activate Japanese IME ,Then try to input Japanese airport name as "成田空港 " , Narita Airport (RJAA), but any Japanese character in this field always has been corrupted and I cannot inquire any airport name by Japanese, therefore I can only inquire airports by airport code such as RJAA .
In addition this bug happens in Msfs2020 also

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