Jiro Yamaguchi

Yachiyo Industry Co., Ltd. engages in the automobile assembly business. The company develops and manufactures automobile service parts, plastic parts and service parts, centering on design, fuel tanks and sunroofs, automotive functional parts and others. Its products include fuel tanks, sunroofs, sheet-metal parts, plastic parts, repair parts, motorcycle parts, and complete automobiles. The company was founded on August 27, 1953 and is headquartered in Sayama, Japan.

Goshi Giken Co., Ltd. manufactures and distributes motorcycle parts. Its products include lower handles, silver wing muffler, motorcycle exhaust pipes, rear frames, and muffler assies. The company was founded in November 1974 and is headquartered in Goshi, Japan.