ionic-framework: bug: ion-input duplicate input values and delete key does not work with Japanese keyboard

Prerequisites

• I have read the Contributing Guidelines.
• I agree to follow the Code of Conduct.
• I have searched for existing issues that already report this problem, without success.

Ionic Framework Version

• v4.x
• v5.x
• v6.x

Current Behavior

• In ion-input on iOS 15.2 x Ionic 6.0.4, two characters are entered with one tap, and the delete key does not work.
  • https://user-images.githubusercontent.com/87968771/151362623-b765c51c-c8b2-40b9-bc65-47bce33929c3.mp4
• This bug does not occur on the latest Google Chrome on Android 12 or Windows 11.

Expected Behavior

• I want that the bugs reported in the Current Behavior will be improved.

Steps to Reproduce

• It can be reproduced by any of the following build methods.
  • ionic serve --address xxx.xxx.xxx.xx
  • ionic biuld --prod

Code Reproduction URL

https://github.com/tatsuyasenbom/ionic-angular-sample/commit/ae4184a8099691e0b3f6c8f3982ca7f24e964e8b

Ionic Info

Ionic:

   Ionic CLI                     : 6.18.1 (C:\Users\Administrator\AppData\Roaming\npm\node_modules\@ionic\cli)        
   Ionic Framework               : @ionic/angular 6.0.4
   @angular-devkit/build-angular : 13.2.0
   @angular-devkit/schematics    : 13.0.4
   @angular/cli                  : 13.0.4
   @ionic/angular-toolkit        : 5.0.3

Capacitor:

   Capacitor CLI      : 3.3.3
   @capacitor/android : not installed
   @capacitor/core    : 3.3.3
   @capacitor/ios     : not installed

Utility:

   cordova-res : 0.15.4
   native-run  : 1.5.0

System:

   NodeJS : v14.17.0 (C:\Program Files\nodejs\node.exe)
   npm    : 6.14.13
   OS     : Windows 10

Additional Information

No response