KANJI GUIDE
Refined without appearing to try. 優雅 is elegant; 風雅 is tasteful.
Half of 瑠璃, the deep blue stone. On its own it is used mostly for its sound and its colour.
A poem. 詩人 is a poet. The character is words and a temple — speech made formal.
The sky, and heaven with it. 天国 is paradise; 天気 is the weather.