However, the Tartar system turned out to be larger than expected, so Amatsukazes design was altered completely, with an enlarged hull and with a shelter-deck design based on that of the  and uprated steam turbines.
The Tartar system proved larger than anticipated, necessitating a complete redesign of Amatsukaze's original plan. This involved an expanded hull and a new shelter-deck design based on that of the  and upgraded steam turbines.