P301, P302 and P303. They have a same mechanism called "Step-Up-Release".

New "Step-Back-Release" gun, P306 OTTAMAGETAR.

Hold hooks (steps).

Full loading, 5 rounds.

All the rubber bands are pushed back one step by the releaser, and the rearmost one is fired.

Trigger with the releaser.

Trigger guard.

Grip.

The bottom.

The name OTTAMAGETAR comes from "Otta Mageta" in Japanese. It has two meanings.
One is "FOLDING and BENDING".
The other is "SURPRISE".

It is short more than other models.

Please watch the video.

YouTube video