What were the achievements of China and Japan during the Middle Ages?

We are talking about the period from the 5th to the 15th century, China had more achievements:

Gunpowder and cannons, bombs and cast iron, mines.
Typography.
Paper money.
Playing cards.
Coal coke.
Porcelain.
Gateways on channels.
Chimes.
Fireworks.

Japan had such achievements:

Borrowing from the continent of Buddhism and many other achievements, technical and cultural.
Creation of the shogunate system since 1192.
The culture of building a traditional Japanese house.
Japanese theater, alphabet, its own version of feudalism.