5494
It is found in Indochina , Japan , the Ryukyu Islands , the Korean Peninsula and Taiwan .
 Indochina, Japan, Ryukyu Islands, Korean Peninsula, Taiwan
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Indochina, Japan, Ryukyu Islands, Korean Peninsula, Taiwan