Pro Mnemonics of the ninja:BASYO
A ninja practiced memorization and physical training using five senses.The ninja had mastered the memorization method for the intelligence activities.
The memorization method used in this application has long been widely known all over the world. In the West it is called "Loki Method" or "Palace of Memory".
The advantage is that it is a memorization method which debaters and politicians used, it is suitable for reproduction of a large amount of memory, and it is a memory method which is excellent for reproducing many items in a fixed order.
The disadvantage is weakness to random access, that is, it is not suitable for retrieving only necessary items when necessary.