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Koubutsu Wokashi: The Japanese Candy That Looks Exactly Like Real Minerals

Jun 5, 2026 FUKUOKA_OTAKU

At first glance, you might reach for one thinking it's a chunk of amethyst 
or a sliver of rose quartz. But look closer — it's a Japanese sweet, 
and it's meant to be eaten.

Koubutsu wokashi — literally "mineral confection" — is a form of kohakuto, 
a traditional wagashi made from sugar and agar. What makes Harapeco Lab's 
version extraordinary is the obsessive attention to recreating the look of 
real minerals: the fractured surfaces, the translucent depth, the way light 
catches a crystal at different angles. Each piece is hand-cut by artisans 
in Fukuoka, and no two are identical.

Harapeco Lab, the Fukuoka-based food art collective behind the brand, 
has been crafting こうぶつヲカシ since 2017. They've published a book 
on the craft and opened studios in both Fukuoka and Osaka — but every 
piece is still made by hand.


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Three Collections

Koubutsu no Kakera
12 flavors including matcha, raspberry, and muscat. Multi-faceted shapes 
— diamonds, stars, flowers — presented in a display-worthy box.

Kyushu no Koubutsu Wokashi
Flavors inspired by Kyushu's regional ingredients. Colorful gem-cut shapes 
with a strong sense of place — a great starting point.

Yori Koubutsu na Koubutsu Wokashi
The most mineral-like of the three. Cluster formations and rough textures 
— almost indistinguishable from real specimens.


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A Souvenir That Doesn't Look Like a Souvenir

Most Japanese omiyage is charming but forgettable. こうぶつヲカシ is 
different — it photographs like fine jewelry, ships at room temperature, 
and genuinely surprises people who have never seen it before.

It's also a conversation piece about Japanese craft: the kohakuto tradition, 
the hand-cutting process, and a small workshop in Fukuoka making something 
that has no real equivalent anywhere in the world.

Shop all three collections at FUKUOKA OTAKU — we ship internationally.

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