でろ～んでろでろ © 1996 Tecmo.
(Dero~n Dero Dero)
A cute and hilarious puzzle game in the vein of Puyo Puyo.
Main CPU: Motorola 68000 (@ 2 Mhz)
Sound CPU: Zilog Z80 (@ 8 Mhz)
Sound Chips: YMF262 (@ 14.31818 Mhz), OKI6295 (@ 6.991 Khz), YMZ280B (@ 16.9 Mhz)
Control: 8-way joystick (per player)
Buttons: 2 (per player)
Dero~n Dero Dero was released in January 1996.