Residential buildings in Shinjuku ku, Tokyo

　　Stone type: Bahamas Blue

　　Processing: Polished T=30MM

　　Pattern: Upper right, lower left diagonal

　　Part: Bed stone (approximately 300m2)

　　Stone species: New Shanxi Black

　　Processing: Burning T=30/100MM

　　Part: Outer structure bed stone/stone/small block stone (approximately 300m2)