Shoshin: The initial feelings or beliefs that one has. The feelings initially held in the heart.

Hatsumimi: information or stories heard for the first time. Hearing something unknown for the first time.

Initial aspiration: The ambition or determination first held. The ambition or goal first embraced.

Basic knowledge: Fundamental stage or basic content. Basic parts that should be learned first.

Lava: refers to the high-temperature rocks erupted from a volcano. It is what magma becomes when it reaches the earth's surface.

Dissolution (yōkai): The process of a solid dissolving into a liquid. The dissolving of a substance.

Welding: Heating metals to melt and join together. A technique of melting metals to join them.