The first event of the big actor! (everyone actively participated)

The first event of the Great Movie King!

What props did our protagonist San choose?

Tip 1: It was featured in a movie.

Tip 2: It's in almost every household.

Tip three: A weapon that doesn't look like a weapon.

Tip 4: The price can be cheap or expensive.

Come and guess!

If you guess right, you can be rewarded with a big trick.

Deadline: Before I post the next chapter (about two or three o'clock in the morning)