Waialae no Kiseki: Extra 36 Holes

From Sega Retro

Polysys

Polysys is the engine, a combination of 3D course (land, sand, water) and 2D sprites (trees, people, etc) and was used in all T&E SOFT golf games from PC-98 through to PSX/Saturn/3DO. It's not the name of a developer.