11648
On the foreign exchange markets , a survey indicating weaker than expected Japanese business sentiment boosted the dollar in early trading but it failed to build on its gains against the yen and slipped lower against the mark in quiet afternoon trade .
 Japanese
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 Japanese