Japanese Escape from The Room with Sturdy Door

You wake up in a strange room.
Solve the tricks and riddles and open the sturdy door.
Can you escape from sturdy door?

The 13th Japanese Escape Games series!!

Game system
This game is an escape-the-room game (mystery-adventure game)
*Point the screen with a cursor to solve riddles, and this game goes on

Story
You wake up in a room you don't recognize

The only way in or out is blocked by a sturdy door