Satisfying Clicky Stamps (Pochitto6)

Demo video for Kodomo No Kao Pochitto6 Portable Push-button Stamps. Available from Desk Gems at desk-gems.com/...
Each Pochitto6 Push-button Stamp set contains 6 independent self-inking icon patterns. The stamped patterns are crisp and sharp, and these stamps are very portable and extremely easy to use. Choose from a variety of patterns to suit your daily routine.
--Self-inking and fast drying. Touchable within seconds.
--The ink colors are consistent with what's on the packaging.
--Ink is water resistant.
--Each pattern can be used for about 1000 times.
--Size 72 x 14 x 14mm (2.83'' x 0.55' x 0.55'').
--Comes with a guard that prevents the stamp from being pressed when stored or transported.

Now I need clicky stamps! Where did you get them from?