This mode is a reference to the Hitman series. Press L to activate this mode. It cannot be deactivated until the game is reset or the day ends. Pressing this button will make the player resemble the main character Agent 47. 47 Mode will make the player bald, have a barcode on the back of her head, and change her uniform to a black jacket with a red bow. The song, Only You Can Stop Them, will play the entire time. This music will eventually be replaced as to not be copyrighted.
- If the player wears gloves during this mode their uniform texture will break.
- This mode was implemented in the June 17th, 2015 Build.
- Press D to disable the copyrighted music.
- The game's warning references this mode, saying that this game contains "Bald assassins". However, YandereDev removed it in the March 17th, 2016 Build because he thought it was "cringey".
- The player is able to become bald with the barcode by pressing the H button. It is the final hairstyle.