To eliminate degradation phenomena such as a fall in resilience, stains, sag of surface cloth and fading due to long-term use by using hard urethane foam or polyethylene foam for a core material for a bench and a mat of a conventional kids corner, and performing direct covering treatment with a tarpaulin cloth.

Chip urethane foam 6 having moderate elasticity and resilience and excelling in durability is used for the core material of the bench 1 and mat 2 of the kids corner to eliminate a collapsing phenomenon or the like of the conventional bench, and synthetic leather 4 with the surface treated with fluorine is used for the outer skin to secure excellent antifouling property, flame retardancy, light resistance, durability, and higher safety and quality.