You can't be very old then, if your memory does not reach back ten years. They have been to these games before. Participated to every top level WHC tournament from 1998 to 2004.
Back in those days when the current ranking system was not yet in place, the IIHF had a slot booked to the Asian champion, usually (or well, technically always) Japan.
2015 was a strong year for Asia.
Kazakhstan promted to WHC from Division IA.
South Korea promoted from Division IB to Division IA.
China promoted from Division IIB to Divison IIA.
North Korea promoted from Divison III to Division IIB.
All hail Google
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