- Besteker
- BESTSIGN
- BETTY BOOP
- beyerdynamic
- bianca＋
- Bianchi
- BIANCO
- BIG FIELD
- BIGBIG WON
- BigBlue
- BiiTo II
- BILLABONG
- Billingham
- BIMO
- Biogon
- Bioprogramming
- BIOSTAR
- BIRTHDAY BAR
- BISARA
- BISQUE
- bitplay
- bitra
- BLACK BY MOUSSY
- BLACK LABEL CRESTBRIDGE
- BlackBerry
- Blackstar
- Blackview
- Blackwire
- BLACKWOLF
- Blade Pro
- BLENCK
- blendtec
- Bleu Bleuet
- BLK
- BLU（スマホ）
- BLUE CROSS girls
- BLUE LABEL CRESTBRIDGE
- Blue Microphones
- BLUEDOT
- BLUEFEEL