Brand catalog

SAMSON

SAMSON logo

SAMSON is a Japanese custom bicycle brand from Harada Seisakusho, known for hand-built steel road frames and its long keirin-frame tradition.

SAMSON is a Japanese custom bicycle brand from Harada Seisakusho, known for hand-built steel road frames and its long keirin-frame tradition.

Company history

Japan’s official keirin registry records SAMSON’s first registration on April 1, 1979. Harada Seisakusho continues to accept custom-frame orders in Fukuoka, now focused mainly on road and bespoke bicycles.

Founded
1979
Headquarters
Jonan-ku, Fukuoka, Japan
Country
JP

SAMSON symbol from Harada Seisakusho’s official website.

Verified public catalog

Recently updated SAMSON products

Exact variants are ordered by their latest catalog update, with a stable tie-breaker. Personal bicycle history remains separate.

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