Japan puts new missiles on an island. The island is called Yonaguni. It is near Taiwan. The missiles will be ready soon.
Japan wants to be safe. It wants a strong army. The missiles help stop planes. They can stop problems.
China and Japan have problems. China thinks Taiwan is its land. China does not like Japan's army. China put rules on some companies.
Japan's leader says Japan will help Taiwan. China does not like this. China sent drones near the island. Japan sent planes.
The island is close to Taiwan. The new missiles are a big step. Japan wants to be safe. It wants peace.
This is important. More army actions make trust hard. Talking carefully can help. Japan is making its army better. It works with friends.