By acquiring the Credit Shop item 'Support Status' , which you can try for free here, you are able to use hotkeys in dungeons.

The complete list of hotkeys is presented in the following list:

  • C - Close supply or party management windows.
  • H - Heals your current party.
  • M - Manage your party.
  • N - Begins the next battle.
  • R - Resets all of the enemies on the dungeon floor.
  • S - View your supplies.