List of Japanese Artists
- Government Alpha
- GPKism
- Granrodeo
- Greeeen
- Greenmachine
- Grief of War
- Ground Zero
- Guitar Vader
- Guitar Wolf
- Guniw Tools
- Hachirō Izawa
- Hachirō Kasuga
- Halcali
- Hanako Oku
- Hanatarash
- Hangry & Angry
- Happy End
- Haruka Yabuki
- Harumi Miyako
- Haruo Minami
- Head Phones President
- Hearts Grow
- Heartsdales
- Heath
- Heidi.
- Hey! Say! JUMP
- Hi-Standard
- Hibari Misora
- Hibari Misora (also an actress)
- Hidari
- Hide
- Hidehiko Hoshino
- Hideki Saijo
- Hideo Murata
- Hideyo Morimoto
- High and Mighty Color
- Hijokaidan
- Hikaru Kotobuki
- Hikaru Utada
- Hikashu
- Himitsu Kessha Kodomo A
- Hinoi Team
- Hiroko Hattori
- Hiroko Matsumae
- Hironobu Kageyama
- Hiroshi Itsuki
- Hiroshi Kadokawa
- Hiroshi Kanō
- Hiroshi Kitadani
- Hiroshi Kitaoka
- Hisashi Imai
- Hitomi Shimatani
- Hitomi Takahashi
- Hitomi Yaida
- Hitoto Yo
- Hizaki
- HKT48
- Hōkago Princess
- Home Made Kazoku
- Husking Bee
- HY
- Hyde
- Iceman
- Ichirou Mizuki
- Idol College
- Idol Renaissance
- Idoling!!!
- Ikimono-gakari
- Incapacitants
- Inoran
- Inoue Joe
- Inugami Circus-dan
- IOSYS
- Ippu-Do
- Isao Sasaki
- Isao Tomita
- Izabel Varosa
- J
- Jacks
- Jagatara
- JAM Project
- Janne Da Arc
- Jasmine You
- Jazztronik
- Jealkb
- Jero
- Jimsaku
- Jindou
- Jinn
- Jōji/George Yamamoto
- Judy and Mary
- Juice=Juice
- Juju
- Jun
- Jun Togawa
- Junko Ishihara
- Junko Misaki
- Jyongri
- Jyukai
- K.A.Z