What instrument is this (Japan?

The "Jingu", which is common in Long song, is a kind of associative Taigu. The sound is struck with the palm of your hand, and the drum skin sticks to the middle of your body like an hourglass. This kind of drum can be divided into "big drum" and "small drum". Although the structure is the same, the size and holding posture are different.

On the right is a small drum, and on the left is a big drum.