Various Capsule toy is sold in Japan.
It can be bought at vending machines called Gacha gacha.
The history of the name is the sound when turning the handle.
The wristwatch which was modeled on a bracelet of the locker key used at Japanese Onsen and sento.
It's a popular toy now.
Chojugiga mini tapestry
A replica of the Chojugiga which is one of Japanese national treasure.
The picture painted in the 12th century from the technique called in Japan's oldest manga.
This is an example, but various Capsule toy exists.＾＾
what about Ruby on Rails?
Unfortunately it's difficult for me, and the meaning isn't understood.(>_<)
We have vending machines with Capsule toys in Belgium also, not as advanced as JP. But we have them.
They are mostly only ball or useless stuff thought.
It's interesting to be different from Japan in the shape of the capsular vending machine.
The size of the capsule is different in the shape and the unit cost of the capsular toy in Japan.
It has the abundant genres of the capsular toy, so everyone can enjoy himself.