KANJI GUIDE
Vermilion — the orange-red of shrine gates and old seals. 朱肉 is the ink for a personal seal.
Clear and cheerful, of a voice or a person. 明朗 is bright and open; 朗読 is reading aloud.
Sound, including music. 音楽 is music; 発音 is pronunciation.
A made-in-Japan character: rain, and under it, down. One drop coming off the edge.