It's a trade demo of Kaze no Klonoa 2: Sekai ga Nozonda Wasuremono for the PlayStation 2. It contains 2 levels: Sea of Tears and Jungle Slide.
Klonoa, our floppy-eared hero, along with his two newly found buddies, Lolo and Popka, have to foil a sinister force which is causing a mire of gloom to plague the land of Lunatea. By ringing the four bells across the land, Klonoa can restore harmony, but the Sky Pirate Leorina is in hot pursuit, after Klonoa's magic ring...