Japanese art museum intros $15 bookmarks made from PCBs — the PCB traces form a miniature Tokyo Metro map

Japanese art museum intros $15 bookmarks made from PCBs — the PCB traces form a miniature Tokyo Metro map

It is hard to find the capacity to resist these electrifyingly artistic $15 PCBs.

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(Image credit: The Tokyo Metropolitan Art Museum ) Share Share by: Copy link Facebook X Whatsapp Reddit Pinterest Flipboard Email Share this article 0 Join the conversation Follow us Add us as a preferred source on Google The Tokyo Metropolitan Art Museum has added some beautiful printed circuit board (PCB) style bookmarks to its souvenir store. Available with red, white, green, and black PCBs, the bookmarks appear to be populated with the usual miasma of copper traces and tiny surface-mount components that only an electronics wizard could make any sense of. However, look a little closer and each PCB bookmark is actually a Tokyo Metro map – stretching from Ofuna Station in the west to Narita Airport in the east.

厚さ0.3mmの本物の基板を使用している「東京回路線図 ブックマーク」販売中です🔖https://t.co/BBylFKyaOi pic.twitter.com/4EfwiyYOxu January 25, 2026

According to the museum’s official webstore (machine translated), the bookmarks were designed using “PCB‑specific CAD software.” It shows surprising dedication that a fine art or graphic designer would learn an electronics design tool for this job. Perhaps the museum found an artist & electronics engineer, a rare individual with talents that cross over these distinct realms. “Each trace is drawn by hand with a mouse, resulting in a meticulously crafted piece that blends electronic engineering with art,” explains the souvenir store blurb.

(Image credit: The Tokyo Metropolitan Art Museum ) (Image credit: The Tokyo Metropolitan Art Museum ) (Image credit: The Tokyo Metropolitan Art Museum ) These PCB bookmarks also differentiate themselves from the more typical offerings with their unique texture. They aren’t too textured, though. A real, fully populated PCB could make a mess of your precious books, with variable-sized and shaped surface components, and their spiky reverse, where through-hole components are fixed.

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