- Granest
- GRANPLE
- GRAPHT
- GRASSHOPPER
- GRAXIA
- green
- Green Parks
- Green Wood
- GreenLabel
- Griffin Technology
- GRIND（スカルキャンディー）
- Groumena
- GSI
- GSOU
- Gudsen
- Gumdrop
- GUMU
- GXR
- GYDA
- h-concept
- h.ear
- H＆
- H＆Y
- H2 ONEST
- Hacoa
- HACRAY
- HAGLOFS
- HAGOOGI
- Haida
- HAIGE
- HAMAKEN WORKS
- Hamee
- Hamee iFace
- Hamee iFace iFace First Class
- Hamee salisty
- HAMIC
- HAMILeX
- HanaRo
- HANATORA
- HANSHUMY