A
- AAA
- Abingdon Boys School
- Aburadako
- Access
- Acid
- Acid Android
- Acid Black Cherry
- Acid Mothers Temple
- Acidman
- ACO
- Ai Otsuka
- Aice5
- Aile
- Aion
- Aira Mitsuki
- Ajico
- Akanishi Jin
- AKB48
- Akeboshi
- Akira Kushida
- Aldious
- Alice Nine
- Aliene Ma'riage
- Ali Project
- Ami Suzuki
- AMWE
- An Cafe
- Angela
- Angela Aki
- Angelo
- Animetal
- Anthem
- Anti Feminism
- Aphasia
- Aqua Timez
- Arashi
- Asa-Chang & Junray
- Asian Kung-Fu Generation
- Astro
- Atsushi Sakurai
- Attic
- Aural Vampire
- Ayabie
- Ayaka
- Ayana
- Ayumi Hamasaki
Read more about this topic: List Of Musical Artists From Japan