Takahashi, Hayakawa
They found that the water had dropped near the ion pump controller at IXC. We will check the situation and consider countermeasures.
Hayakawa, Yamaguchi, mTakahashi, Yasui, Uchiyama
The Hayakawa team repaired the ceiling to stop the water.
Uchiyama looked for ion pump controllers that should be taken care of, and there are 4 units on the 1st floor of the center area.
