Yamaha BB400S 1980 Japan Vintage Bass Guitar Soundcheck - YouTube
BB400S - Yamaha BB400S - Audiofanzine
Vintage Yamaha BB Basses 70's - 80's | Hello all…Wondering if anyone has ever seen one of these…1982 BB2000S 32” fretless single P active…I hadn't | Facebook
Yamaha BB400S Japan 1983 Black | Javier's Gear Locker | Reverb