Profile
You can see our basic information.
organization
You can see our organization chart.
history1
You can see the corporate history of up to the present from our establishment.
offices
We'll introduce our base and affiliated company.
officer
We'll introduce our officer.
message
You can see a message from KOA.
KOA MIND
We introduce KOA's mind (code of conduct, action guidelines).
KOA's Uniqueness Report
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