[Takahashi, Sato, Horiuchi]

• Replaced the blades from old BF-type to old BF-type double and new BF type for F0 FR.
• Measured the rage of FR again (plot).
• The height of F0 keystone was set to -18.5mm with the ballast (25 +5x5 +1.8 +0.5 +0.4 = 52.7kg).