A medium black tattoo on the upper back reached 50% fading after 13 sessions over 4 years.

After 13 sessions at treatment.
The tattoo
A medium black tattoo on the upper back.
The upper back is close to major lymph node clusters, which aids clearance.
Timeline
13 sessions over 4 years.
The laser
The Picoway is a picosecond platform.
For black ink, it operates at 1064 nm with a pulse duration of 240 - 450 ps.
Mike from GO describes PicoWay as a monster on black ink, and it is his personal choice for black ink removal.
Similar cases in the gallery: Black Tattoo: 25% Fading After 9 Sessions — Small Black Tattoo on the Forearm After 4 Sessions: Minimal Visible Change So Far (50% Fading)