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Thousand Sunny Coup de Burst Emergency Acceleration Debut
Status: confirmed (debut Ch. 439 ) · Technique: chekhov-explicit · prop-tell · Seed: Ch. 439
The seed
Franky fires the Thousand Sunny ’s “amazing emergency acceleration device,” combining the air cannon and the durability of the Adam Wood (Treasure Tree Adam ) to launch the entire ship a kilometer into the air to escape Garp ’s battleship. “It uses up three barrels of cola, but it can fly one kilometer.” Names and demonstrates the device on debut; establishes the Sunny as a named-weapons platform (cf. Coup de Vent Frankys Wind Cannon Debut ).
The payoff
The Coup de Burst is both named and demonstrated in the same chapter — a self-contained debut beat (the Sunny’s escape from Garp’s bombardment). The device’s role as a recurring signature escape/aerial-movement device continues forward through the post-Water-Seven voyage. status: confirmed, payoff_chapter: [[Chapters/0439]].
Earliest known caller
(Unknown.)
Why this matters
Oda introduces the Sunny’s signature mobility weapon at the moment the new ship is christened, welding the named-weapons-platform identity to the vessel from its first voyage. The cola-fueled “fly one kilometer” mechanic is a prop-tell that re-keys every later Coup de Burst escape.
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