Thumbnail

Thumbnail (サムネイル,) is the leader of the organization, Zoopark.

Appearance
He has a slick back blonde wavy hair that reaches just above his shoulders. He also has a clean chinstrap beard cut. He wears a white long sleeve shirt, black pants, and brown shoes. He also wears a chain necklase

Personality
As a leader of a notorius gang, he doesn't hesitate to threaten his victims into giving information, from removing their thumbnails and pointing gun on their foreheads. He also feels pleasure into removing the thumbnails of his victims, even smelling it and having collection for it. He also takes pride in his gang's operations, even boasting that there is no way they can be found out only to be find out in a matter of seconds by the agency. But as soon as he is threatened himself, he can be a coward and can be seen shaking in fear.

The Guild Aftermath Arc
After the fall of Moby Dick on Yokohama waters, Thumbnail with his gang, infiltrate the Café Uzumaki and threatens the owner into spilling information about the Armed Detective Agency's whereabouts. Failed to obtain some information, he removes the thumbnail of the cafe owner. However, the Agency is unthreatened and easily locates their hideout. Thumbnail calls for aid from local criminal groups, only to be rejected after learning that they are up against Yokohama's infamous Armed Detective Agency. In the end, Zoopark is taken out by the gifted detectives.

Later, the gang comes across Louisa May Alcott in the slums and questions her about the location of the Guild's fortune. As she denies knowing about it, Thumbnail threatens her to divulge where her boss is, but she denies him once more. Seeing her uselessness, Thumbnail holds Louisa at gunpoint ready to dispose of her, upon which Fitzgerald punches him with 50¢ worth of power. As Louisa offers all her possessions to Fitzgerald to fuel his ability, the gang gets entirely defeated.

Appearances
{{Appearance
 * Chapters =

The Guild Aftermath Arc
}}
 * Chapter 38 - Slap the Stick
 * Chapter 44 - Fitzgerald Rising
 * Episodes=
 * Episode 30 - Slap the Stick & Addict
 * Episode 32 - Fitzgerald Rising