310907
Hedlund moved on to Japanese publisher Koei in 1990 , which had established a North American subsidiary , Koei Corporation , in California two years earlier .
 Hedlund, Koei, Koei
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Hedlund, Koei, Koei