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Media reports say that at most 10 of 23 Sakigake members , joined by a handful of Social Democrats , will follow Hatoyama when he bolts -- far short of the 50 lawmakers needed to topple Hashimoto 's eight-month-old government .
 Social Democrats, Sakigake, Hatoyama, Hashimoto
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:
 Social Democrats, Sakigake, Hatoyama, Hashimoto