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To whom it may concern

Dear Sir
According to the publication by the parent company (NIPPON CARBIDE INDUSTRIES Co., Inc.) of October 19, 2016, I produce inappropriate accounting in us and sincerely apologize for having caused all of you a great nuisance, worry heartily.

We take this disgraceful affair solemnly and they cooperate with the investigation by the parent company and carry out compliance thoroughly and they serve and will make all the employees all energy for the prevention of the recurrence for recovery of the trust.

I prostrate myself and would like it to have favor your guidance and encouragement continuously for us.

kinhaku

Diamond Engineering
President Yoshito Hara