🛠️ Invention or technique

Conveyor belt sushi (kaitenzushi)

Kaitenzushi (sushi en cinta transportadora)

Date
1958 · confidence high
Place
Higashiosaka, Osaka, Japan
Credited to
Yoshiaki Shiraishi
Field
Life & health

What it is

A sushi restaurant format in which dishes circulate around the room on a conveyor belt, and customers take what they fancy and pay according to the number and type of plates eaten. Shiraishi devised it after watching brewery conveyor belts, to serve sushi quickly and cheaply.

Yoshiaki Shiraishi opened the first such restaurant, Genroku Sushi, in 1958, after several years developing the conveyor mechanism.

What it led to

  • expansion of the low-cost restaurant format across Japan
  • international 'sushi train' chains in Australasia and the West
  • variants using miniature boats or trains to serve the dishes
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Sources✓ verified 2026-09-28