KANJI GUIDE
Lasting a long time. 久しぶり is what you say when you have not seen someone for a while.
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.
Long life, and the celebration of it. The character on wedding envelopes and New Year food.