MARUPIN
It is the time when unit No. 1 "MARUPIN" starts.
I go for a small ball scattered to a court. Unit No. 1 plays an active part to collect these balls.
I take the ball which I collected in a designated place. Unit No. 1 repeats this work and earns a score.
A characteristic of unit No. 1 "MARUPIN"

Characteristic 1-1: The arm which catches a ball(When it closes)
It is an arm catching a ball. I can take three if successful.

Characteristic 1-2: The arm which catches a ball(When I open)
It is a photograph when an arm opens. Because I open greatly, I get a lot of balls.

Characteristic 2-1: Structure of a vertical motion of an arm(When an arm goes up)
I use this device to move an arm up and down.
Characteristic 2-2: Structure of a vertical motion of an arm(When an arm falls down)
When a thread lengthens, an arm falls down. In this, I can carry a ball easily.

Characteristic 3-1:Power source of unit No. 1(A gear part)
It is Gere to perform movement of an arm. If there is not this, an arm does not work.
Characteristic 3-2:Power source of unit No. 1(An engine part)
It is an engine of unit No. 1. I say power source of unit No. 1.