Circus Lido is a game for the PC-FX. Without additional information, it is difficult to ascertain its specific gameplay and plot points. However, based on the title, the game may be an arcade-style game possibly focusing on circus-related activities or challenges.  The visual presentation was likely pixel art. It was published by NEC.

Circus Lido (Japan)

Chikudenya Toubei - Kubikiri Yakata Yori (Japan)