Top Secret

TOPSECRET is a Japanese performance engineering and tuning company known for high‑performance JDM builds, aero parts and carbon components. The firm publishes official catalogs and regularly exhibits at events such as the Tokyo Auto Salon.

The company operates a workshop and retail location in Hanamigawa, Chiba, offering parts, body kits and tuning services. Contact and location details are listed on the official site for appointments and inquiries.

A working performance shop and parts showroom focused on race‑inspired JDM tuning.

Look out for:

• Signature carbon aero parts, bespoke body kits and performance wheels.

• Project cars and builds that showcase the company’s engineering and styling.

• Official product catalogs and press materials available from the company.

• Event builds and past Tokyo Auto Salon exhibits referenced on their site.

Best way to experience it:

Visit the Hanamigawa workshop during shop hours to see parts and builds in person; call or email ahead for appointments or questions about specific parts and services.

• Official address and contact are listed on the company site; call +81 43‑216‑8808 for inquiries.

• Shop hours are listed on the site (10:00–17:00); the shop is closed Wednesdays and every other Thursday.

• This is a specialist tuning workshop — bring clear photos/specs if enquiring about fitment.

• Expect technical, part‑focused conversations rather than tourist services.