He obtained the legendary Ten-hands Longsword.

Ame-no-Murakumo-no-Tsurugi is the original name of the Sword of Kusanagi.

The saber-toothed tiger is a type of extinct mammal.

We should always remember the power of Kannon in difficult times.

He quoted the old phrase 'seeking a sword in a boat carved' to explain the absurdity of hoping for success without effort.

His words are always sweet on the surface but venomous underneath.

He said, 'It's difficult to make a life,' explaining the phrase 'When a man steps over the threshold, he has seven enemies.'

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.