In the Omori game you can obtain a number of keys. These keyboard keys are labeled with a capital letter. The letter keys start with A all the way to Z. You can find the Q key here.
Omori Location Key R
You can find the Omori R Key in the Last Resort on the fourth floor. You can get to the fourth floor by entering a hole on the first room. Use Aubrey skills to get the key.
Looking for Key S. Find the Omori Key S.