upright piano usually accompanies many choruses.

when placed, it is on the right hand side of the chorus. The left hand side of the conductor.

The piano player and the piano player are inclined to the audience at the same time or slightly. The audience can see the piano player's right face.

If the piano is solo, the angle is the same, but the whole piano is in the center of the stage.

upright piano's solo performance is rare.

Now, ordinary theaters in grand piano can afford it.

Small theaters on campus also use grand piano.