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.

They are twin brothers.

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.