- COOLPIX L
- COOLTAI
- COOPO JAPAN
- CORBY
- CORES
- CORPUS
- CORSAIR
- CORVETTE
- COSBEAUTY JAPAN
- COSBEAUTY JAPAN アクリアルピーリング
- cosmonature
- COSORI
- COSYONALL
- covia
- covia FLEAZ
- COWAY
- Cowin
- Cowon
- Cowon iAUDIO
- Cowon PLENUE
- CRAFT
- CRAFT STANDARD BOUTIQUE
- cramp
- Crane
- CREATOR
- Creator(MSI)
- CREATURE
- Creek
- creer(ライズクリエイション)
- CREW'S
- Crisp
- CRISPIA(クリスピア)
- Cronos
- CROSS
- CROSS COVERY
- Crossfade
- Crosszone
- Crucial
- Crucial BX500
- CRUMPLER