Mick Karn

Mick Karn is seen playing a Wal 4-String Fretless Bass in the YouTube video "Japan live — Methods of Dance with Mick Karn," showcasing his distinctive and innovative bass style.

Mick Karn is noted for using the Travis Bean TB2000 bass guitar, as detailed in the "Who Plays What" article on Life in Tokyo.

Mick Karn is listed as using the MXR M117R Flanger in the "Who Plays What" article by Japan - Life in Tokyo.

In this video at around 3:05 and a few seconds onward you can see Mick Karn standing in front of an Ampeg SVT. This particular show was in 1982 with Kate Bush performing "The Wedding List".

In a 2001 interview featured on TalkBass.com, Mick Karn mentions using DR Strings - Nickel Lo-Rider 45-105.

Mick Karn used Rotosound RS66LD Swing Bass 45-105 strings at some point during the Japan era of his career, as evidenced by the distinctive red silk at the headstock of his bass visible in the provided image and during some live performances.