The School of Science Building J contains 12 open laboratories (five 100 m², two 75 m², and five 50 m²) on floors 1, 4, and 5. The mass spectrometer and other large equipment are on the 1^st floor, the physics and biological laboratories are on the 4^th, and the chemical laboratory is on the 5^th. The 4^th and 5^th floors incorporate the frame system jointly developed by Osaka University and Sanshin Metal Working Co., Ltd. to prevent equipment upset and damage during earthquakes, together with measures needed to maintain a safe and secure research environment.