KANJI GUIDE
The sky, and heaven with it. 天国 is paradise; 天気 is the weather.
Skill that lives in the hands. 技術 is technique; 技 alone is a move in a martial art.
The orchid. One of the four plants of classical painting, standing for quiet nobility.
Half of 瑠璃, the deep blue stone. On its own it is used mostly for its sound and its colour.