This is a team game using balls.
Japanese page : Sending Balls
How to play and the rules
Make some teams and each team make a line.
First, the top child will get a ball.
The other children holds their hands up and wait.
Start the Game
Give the ball to the person on your back over your head by not looking your back.
Repeat this until the ball gets to the last person.
If you drop the ball, pick it up and start again from the person who dropped it.
When the last person received the ball, you give the ball to your front child under the legs.
The fastest team that sent the ball to the top child wins.
Things we use
A big ball like soccer balls.