KANJI GUIDE
A wave. 波乱 is upheaval; 電波 is a radio wave.
The sky, and heaven with it. 天国 is paradise; 天気 is the weather.
Beauty, plainly. The character is a big sheep — in the old writing, a fine one.
The only one. 唯一 is unique; 唯我独尊 is standing alone above all.